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{
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{
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{
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{
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{
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{
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{
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
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"display": ""
},
{
"id": "html-has-lang",
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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{
"id": "render-blocking-insight",
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},
{
"id": "font-display-insight",
"title": "Font display",
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{
"id": "errors-in-console",
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{
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{
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{
"id": "errors-in-console",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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},
{
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
"id": "landmark-one-main",
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{
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{
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{
"id": "font-display-insight",
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"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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{
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{
"id": "render-blocking-insight",
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{
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{
"id": "font-display-insight",
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},
{
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{
"id": "landmark-one-main",
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{
"id": "render-blocking-insight",
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{
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{
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},
{
"id": "landmark-one-main",
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{
"id": "errors-in-console",
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},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": {
"element_snippet": "[LAZY_LOADED|NO_FETCHPRIORITY] ![\"Bar](\"https://www.vampirevape.co.uk/media/catalog",)
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"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
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"final_url": "https://www.vampirevape.co.uk/brands/avomi/avomi-cliq-mini-kit",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2282.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2282.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 600.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
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"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
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"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
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"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
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"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 7.914,
"style_layout_ms": 37.3596,
"rendering_ms": 2.3064,
"script_parsing_ms": 0.0,
"other_ms": 62.55839999999998,
"total_ms": 110.13839999999999
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"raw_lh_opportunities": [
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,480 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/1145",
"final_url": null,
"strategy": "desktop",
"performance_score": null,
"accessibility_score": null,
"best_practices_score": null,
"seo_score": null,
"lab_metrics": [],
"field_metrics": [],
"origin_field_metrics": [],
"lcp_detail": null,
"third_party": [],
"render_blocking": [],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
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"style_layout_ms": 0.0,
"rendering_ms": 0.0,
"script_parsing_ms": 0.0,
"other_ms": 0.0,
"total_ms": 0.0
},
"raw_lh_opportunities": [],
"fetch_error": "PsiError('PSI 400 for https://www.vampirevape.co.uk/catalog/category/view/id/1145 (desktop): Lighthouse returned error: FAILED_DOCUMENT_REQUEST. Lighthouse was unable to reliably load the page that yo"
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/1145",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/1145",
"strategy": "mobile",
"performance_score": 55,
"accessibility_score": 90,
"best_practices_score": 92,
"seo_score": 69,
"lab_metrics": [
{
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"value": 3151.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 1018.0,
"unit": "ms",
"rating": "poor",
"source": "lab"
},
{
"name": "CLS",
"value": 0.126305,
"unit": "unitless",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
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"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
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},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
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},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
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"third_party": [
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"transfer_kb": 460.7646484375,
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"matched_vendor": "gtm",
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"fires_before_consent": null
},
{
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"transfer_kb": 140.751953125,
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"matched_vendor": "cookiebot",
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{
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{
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"transfer_kb": 33.88671875,
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"matched_vendor": null,
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"fires_before_consent": null
},
{
"entity": "ahrefs.com",
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"transfer_kb": 3.5771484375,
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"matched_vendor": null,
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},
{
"entity": "Ometria",
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"transfer_kb": 8.8837890625,
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"matched_vendor": null,
"matched_family": null,
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},
{
"entity": "Trust Pilot",
"main_thread_ms": 21.07199999690056,
"blocking_time_ms": 0.0,
"transfer_kb": 12.3564453125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
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{
"entity": "affiliatefuture.com",
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"transfer_kb": 1.5625,
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"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "Google Analytics",
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"blocking_time_ms": 0.0,
"transfer_kb": 1.572265625,
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"matched_vendor": "ga4",
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],
"render_blocking": [
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{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/dc682e5d32b130d237723be506e42f0a.min.css",
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{
"url": "https://www.vampirevape.co.uk/static/version1774449510/frontend/FlavourWarehouse/VampireVape/en_GB/FlavourWarehouse_Marketing/js/labels.min.js",
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"transfer_kb": 0.8447265625
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],
"unused_js": [
{
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"total_kb": 158.044921875,
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{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1",
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{
"url": "https://www.googletagmanager.com/gtm.js?id=GTM-WDR9M62",
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{
"url": "https://static.lipscore.com/assets/en/lipscore-v1.js",
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{
"url": "https://consent.cookiebot.com/f1ba143c-1f4b-4949-a465-e709abdeeb5e/cc.js?renew=false&referer=www.vampirevape.co.uk&dnt=false&init=false",
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{
"url": "https://consent.cookiebot.com/uc.js?cbid=f1ba143c-1f4b-4949-a465-e709abdeeb5e&implementation=gtm&consentmode-dataredaction=dynamic",
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],
"unused_css": [
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{
"url": "https://static.lipscore.com/assets/lipscore-v1-98cfc83a3af5ccbf62bf453b84995412470b050e7eaebe9eef2630dbceb5773f.css",
"total_kb": 16.7373046875,
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"wasted_percent": 99.36402357197036
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{
"url": "#CybotCookiebotDialog *,#CybotCookiebotDialogBodyUnderlay *{background:transparent; … } …",
"total_kb": 13.3095703125,
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"wasted_percent": 81.51001540832048
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],
"images": [
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/Made_In_Britain.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/logo/stores/1/vlad-header-logo.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/age-restriction-orange.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
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],
"main_thread": {
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"style_layout_ms": 783.6780000000003,
"rendering_ms": 306.62400000000156,
"script_parsing_ms": 0.0,
"other_ms": 1136.6075999999953,
"total_ms": 5007.851999999963
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"raw_lh_opportunities": [
{
"id": "mainthread-work-breakdown",
"title": "Minimise main-thread work",
"description": "Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. [Learn how to minimise main-thread work](https://developer.chrome.com/docs/lighthouse/performance/mainthread-work-breakdown/)",
"score": 0,
"savings_ms": 5007.8519999999635,
"display": "5.0 s"
},
{
"id": "bootup-time",
"title": "Reduce JavaScript execution time",
"description": "Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. [Learn how to reduce Javascript execution time](https://developer.chrome.com/docs/lighthouse/performance/bootup-time/).",
"score": 0,
"savings_ms": 2702.787599999996,
"display": "2.7 s"
},
{
"id": "unused-css-rules",
"title": "Reduce unused CSS",
"description": "Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. [Learn how to reduce unused CSS](https://developer.chrome.com/docs/lighthouse/performance/unused-css-rules/).",
"score": 0,
"savings_ms": 330,
"display": "Est savings of 57 KiB"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 450 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "unsized-images",
"title": "Image elements do not have explicit `width` and `height`",
"description": "Set an explicit width and height on image elements to reduce layout shifts and improve CLS. [Learn how to set image dimensions](https://web.dev/articles/optimize-cls#images_without_dimensions)",
"score": 0.5,
"savings_ms": 0,
"display": ""
},
{
"id": "target-size",
"title": "Touch targets do not have sufficient size or spacing.",
"description": "Touch targets with sufficient size and spacing help users who may have difficulty targeting small controls to activate the targets. [Learn more about touch targets](https://dequeuniversity.com/rules/axe/4.11/target-size).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 330 ms"
},
{
"id": "cache-insight",
"title": "Use efficient cache lifetimes",
"description": "A long cache lifetime can speed up repeat visits to your page. [Learn more](https://web.dev/uses-long-cache-ttl/).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 144 KiB"
},
{
"id": "image-delivery-insight",
"title": "Improve image delivery",
"description": "Reducing the download time of images can improve the perceived load time of the page and LCP. [Learn more about optimising image size](https://developer.chrome.com/docs/lighthouse/performance/uses-optimized-images/)",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 55 KiB"
},
{
"id": "is-crawlable",
"title": "Page is blocked from indexing",
"description": "Search engines are unable to include your pages in search results if they don't have permission to crawl them. [Learn more about crawler directives](https://developer.chrome.com/docs/lighthouse/seo/is-crawlable/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "layout-shifts",
"title": "Avoid large layout shifts",
"description": "These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to [windowing](https://web.dev/articles/cls#what_is_cls). [Learn how to improve CLS](https://web.dev/articles/optimize-cls)",
"score": 0,
"savings_ms": 0,
"display": "5 layout shifts found"
},
{
"id": "unused-javascript",
"title": "Reduce unused JavaScript",
"description": "Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. [Learn how to reduce unused JavaScript](https://developer.chrome.com/docs/lighthouse/performance/unused-javascript/).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 331 KiB"
},
{
"id": "legacy-javascript-insight",
"title": "Legacy JavaScript",
"description": "Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile [Baseline](https://web.dev/articles/baseline-and-polyfills) features, unless you know that you must support older browsers. [Learn why most sites can deploy ES6+ code without transpiling](https://philipwalton.com/articles/the-state-of-es5-on-the-web/)",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 31 KiB"
},
{
"id": "duplicated-javascript-insight",
"title": "Duplicated JavaScript",
"description": "Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 8 KiB"
},
{
"id": "image-aspect-ratio",
"title": "Displays images with incorrect aspect ratio",
"description": "Image display dimensions should match natural aspect ratio. [Learn more about image aspect ratio](https://developer.chrome.com/docs/lighthouse/best-practices/image-aspect-ratio/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "button-name",
"title": "Buttons do not have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as 'button', making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/1735",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/1735",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 347.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 4.525999999999999,
"style_layout_ms": 18.179000000000002,
"rendering_ms": 0.489,
"script_parsing_ms": 0.0,
"other_ms": 23.862000000000016,
"total_ms": 47.056000000000004
},
"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/1735",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/1735",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2253.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2253.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 752.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 8.477999999999998,
"style_layout_ms": 55.4076,
"rendering_ms": 1.26,
"script_parsing_ms": 0.0,
"other_ms": 80.77320000000003,
"total_ms": 145.91880000000003
},
"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,470 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2496",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/2496",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 230.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 10.031000000000002,
"style_layout_ms": 57.882,
"rendering_ms": 0.876,
"script_parsing_ms": 0.0,
"other_ms": 50.755000000000024,
"total_ms": 119.54400000000003
},
"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 400 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2496",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/2496",
"strategy": "mobile",
"performance_score": 94,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2255.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2255.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 895.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 752.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 6.194399999999999,
"style_layout_ms": 21.3024,
"rendering_ms": 9.640799999999999,
"script_parsing_ms": 0.0,
"other_ms": 42.435599999999994,
"total_ms": 79.5732
},
"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,480 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2508",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/2508",
"strategy": "desktop",
"performance_score": 43,
"accessibility_score": 93,
"best_practices_score": 92,
"seo_score": 69,
"lab_metrics": [
{
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"value": 2453.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 445.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "CLS",
"value": 0.287506,
"unit": "unitless",
"rating": "poor",
"source": "lab"
},
{
"name": "FCP",
"value": 511.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
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"blocking_time_ms": 372.334800000675,
"transfer_kb": 458.453125,
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"matched_vendor": "gtm",
"matched_family": null,
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},
{
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"transfer_kb": 140.775390625,
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"matched_vendor": "cookiebot",
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"fires_before_consent": null
},
{
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"transfer_kb": 172.9736328125,
"sub_requests": 40,
"matched_vendor": null,
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},
{
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"main_thread_ms": 45.61499999789521,
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"transfer_kb": 33.1259765625,
"sub_requests": 7,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "Ometria",
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"transfer_kb": 8.8837890625,
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"matched_vendor": null,
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},
{
"entity": "Trust Pilot",
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"transfer_kb": 12.3564453125,
"sub_requests": 2,
"matched_vendor": null,
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},
{
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"transfer_kb": 3.5771484375,
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"matched_vendor": null,
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},
{
"entity": "affiliatefuture.com",
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"transfer_kb": 1.5625,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "Google Analytics",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.572265625,
"sub_requests": 2,
"matched_vendor": "ga4",
"matched_family": null,
"fires_before_consent": null
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],
"render_blocking": [
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"transfer_kb": 32.498046875
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{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/4b99b28e82d75b2e19802a36528948d2.min.css",
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{
"url": "https://www.vampirevape.co.uk/static/version1774449510/frontend/FlavourWarehouse/VampireVape/en_GB/FlavourWarehouse_Marketing/js/labels.min.js",
"wasted_ms": 121.0,
"transfer_kb": 0.8447265625
}
],
"unused_js": [
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64t1",
"total_kb": 158.044921875,
"wasted_kb": 107.19140625,
"wasted_percent": 67.82337893449004
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{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1",
"total_kb": 158.2392578125,
"wasted_kb": 63.994140625,
"wasted_percent": 40.44138067231558
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{
"url": "https://www.googletagmanager.com/gtm.js?id=GTM-WDR9M62",
"total_kb": 139.7255859375,
"wasted_kb": 59.3134765625,
"wasted_percent": 42.44997518853221
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{
"url": "https://static.lipscore.com/assets/en/lipscore-v1.js",
"total_kb": 80.83984375,
"wasted_kb": 55.8857421875,
"wasted_percent": 69.13143271321576
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{
"url": "https://consent.cookiebot.com/f1ba143c-1f4b-4949-a465-e709abdeeb5e/cc.js?renew=false&referer=www.vampirevape.co.uk&dnt=false&init=false",
"total_kb": 102.240234375,
"wasted_kb": 25.0166015625,
"wasted_percent": 24.4684509140925
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{
"url": "https://consent.cookiebot.com/uc.js?cbid=f1ba143c-1f4b-4949-a465-e709abdeeb5e&implementation=gtm&consentmode-dataredaction=dynamic",
"total_kb": 35.326171875,
"wasted_kb": 22.744140625,
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"unused_css": [
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"total_kb": 31.958984375,
"wasted_kb": 28.2158203125,
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{
"url": "https://static.lipscore.com/assets/lipscore-v1-98cfc83a3af5ccbf62bf453b84995412470b050e7eaebe9eef2630dbceb5773f.css",
"total_kb": 16.7373046875,
"wasted_kb": 16.630859375,
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],
"images": [
{
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"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/Made_In_Britain.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/logo/stores/1/vlad-header-logo.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/age-restriction-orange.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
}
],
"main_thread": {
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"style_layout_ms": 613.6189999999999,
"rendering_ms": 256.3950000000006,
"script_parsing_ms": 0.0,
"other_ms": 902.9939999999925,
"total_ms": 3703.818999999967
},
"raw_lh_opportunities": [
{
"id": "mainthread-work-breakdown",
"title": "Minimise main-thread work",
"description": "Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. [Learn how to minimise main-thread work](https://developer.chrome.com/docs/lighthouse/performance/mainthread-work-breakdown/)",
"score": 0,
"savings_ms": 3703.818999999967,
"display": "3.7 s"
},
{
"id": "bootup-time",
"title": "Reduce JavaScript execution time",
"description": "Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. [Learn how to reduce Javascript execution time](https://developer.chrome.com/docs/lighthouse/performance/bootup-time/).",
"score": 0,
"savings_ms": 1858.7139999999922,
"display": "1.9 s"
},
{
"id": "unused-javascript",
"title": "Reduce unused JavaScript",
"description": "Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. [Learn how to reduce unused JavaScript](https://developer.chrome.com/docs/lighthouse/performance/unused-javascript/).",
"score": 0,
"savings_ms": 290,
"display": "Est savings of 334 KiB"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 420 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "legacy-javascript-insight",
"title": "Legacy JavaScript",
"description": "Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile [Baseline](https://web.dev/articles/baseline-and-polyfills) features, unless you know that you must support older browsers. [Learn why most sites can deploy ES6+ code without transpiling](https://philipwalton.com/articles/the-state-of-es5-on-the-web/)",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 31 KiB"
},
{
"id": "is-crawlable",
"title": "Page is blocked from indexing",
"description": "Search engines are unable to include your pages in search results if they don't have permission to crawl them. [Learn more about crawler directives](https://developer.chrome.com/docs/lighthouse/seo/is-crawlable/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "label-content-name-mismatch",
"title": "Elements with visible text labels do not have matching accessible names.",
"description": "Visible text labels that do not match the accessible name can result in a confusing experience for screen reader users. [Learn more about accessible names](https://dequeuniversity.com/rules/axe/4.11/label-content-name-mismatch).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "layout-shifts",
"title": "Avoid large layout shifts",
"description": "These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to [windowing](https://web.dev/articles/cls#what_is_cls). [Learn how to improve CLS](https://web.dev/articles/optimize-cls)",
"score": 0,
"savings_ms": 0,
"display": "7 layout shifts found"
},
{
"id": "unused-css-rules",
"title": "Reduce unused CSS",
"description": "Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. [Learn how to reduce unused CSS](https://developer.chrome.com/docs/lighthouse/performance/unused-css-rules/).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 45 KiB"
},
{
"id": "image-delivery-insight",
"title": "Improve image delivery",
"description": "Reducing the download time of images can improve the perceived load time of the page and LCP. [Learn more about optimising image size](https://developer.chrome.com/docs/lighthouse/performance/uses-optimized-images/)",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 33 KiB"
},
{
"id": "button-name",
"title": "Buttons do not have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as 'button', making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "duplicated-javascript-insight",
"title": "Duplicated JavaScript",
"description": "Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 8 KiB"
},
{
"id": "image-aspect-ratio",
"title": "Displays images with incorrect aspect ratio",
"description": "Image display dimensions should match natural aspect ratio. [Learn more about image aspect ratio](https://developer.chrome.com/docs/lighthouse/best-practices/image-aspect-ratio/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 40 ms"
},
{
"id": "unsized-images",
"title": "Image elements do not have explicit `width` and `height`",
"description": "Set an explicit width and height on image elements to reduce layout shifts and improve CLS. [Learn how to set image dimensions](https://web.dev/articles/optimize-cls#images_without_dimensions)",
"score": 0.5,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "cache-insight",
"title": "Use efficient cache lifetimes",
"description": "A long cache lifetime can speed up repeat visits to your page. [Learn more](https://web.dev/uses-long-cache-ttl/).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 144 KiB"
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2508",
"final_url": null,
"strategy": "mobile",
"performance_score": null,
"accessibility_score": null,
"best_practices_score": null,
"seo_score": null,
"lab_metrics": [],
"field_metrics": [],
"origin_field_metrics": [],
"lcp_detail": null,
"third_party": [],
"render_blocking": [],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 0.0,
"style_layout_ms": 0.0,
"rendering_ms": 0.0,
"script_parsing_ms": 0.0,
"other_ms": 0.0,
"total_ms": 0.0
},
"raw_lh_opportunities": [],
"fetch_error": "PsiError('PSI 400 for https://www.vampirevape.co.uk/catalog/category/view/id/2508 (mobile): Lighthouse returned error: FAILED_DOCUMENT_REQUEST. Lighthouse was unable to reliably load the page that you"
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2509",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/2509",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 605.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 605.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 162.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.1904296875,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 4.48,
"style_layout_ms": 22.498,
"rendering_ms": 0.6849999999999999,
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"other_ms": 30.742999999999995,
"total_ms": 58.406
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{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
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"savings_ms": 0,
"display": ""
}
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"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2509",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/2509",
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"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
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{
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"value": 2282.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
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"unit": "ms",
"rating": "good",
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2282.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
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"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "field"
},
{
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{
"name": "TTFB",
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"unit": "ms",
"rating": "poor",
"source": "field"
}
],
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
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"rating": "poor",
"source": "crux_origin"
}
],
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"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
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"matched_family": null,
"fires_before_consent": null
},
{
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"transfer_kb": 1.1064453125,
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"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
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"unused_css": [],
"images": [],
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"style_layout_ms": 20.0568,
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"other_ms": 30.323999999999995,
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{
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,520 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2514",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/2514",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 633.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
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"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 633.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 6.904999999999998,
"style_layout_ms": 33.135,
"rendering_ms": 0.718,
"script_parsing_ms": 0.0,
"other_ms": 35.985,
"total_ms": 76.743
},
"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 380 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/2514",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/2514",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2282.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2282.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
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"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 5.002799999999999,
"style_layout_ms": 16.1616,
"rendering_ms": 1.2948,
"script_parsing_ms": 0.0,
"other_ms": 27.155999999999985,
"total_ms": 49.61519999999999
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"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,520 ms"
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],
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},
{
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"best_practices_score": 92,
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"lab_metrics": [
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"value": 605.0,
"unit": "ms",
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{
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"unit": "ms",
"rating": "good",
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{
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"unit": "unitless",
"rating": "good",
"source": "lab"
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{
"name": "FCP",
"value": 605.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "good",
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],
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
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{
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"unit": "ms",
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{
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{
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"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
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{
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"unit": "ms",
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"unit": "ms",
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},
{
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{
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},
{
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{
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{
"id": "render-blocking-insight",
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{
"id": "landmark-one-main",
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
"id": "render-blocking-insight",
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},
{
"id": "landmark-one-main",
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{
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{
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{
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{
"id": "html-has-lang",
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{
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{
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{
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{
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{
"id": "font-display-insight",
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{
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{
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{
"id": "font-display-insight",
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{
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{
"id": "landmark-one-main",
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{
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{
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{
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},
{
"id": "render-blocking-insight",
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{
"id": "font-display-insight",
"title": "Font display",
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{
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{
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{
"id": "render-blocking-insight",
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{
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{
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{
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},
{
"id": "font-display-insight",
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
"name": "FCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 6.9,
"style_layout_ms": 21.716,
"rendering_ms": 0.507,
"script_parsing_ms": 0.0,
"other_ms": 33.667,
"total_ms": 62.79
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"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/3375",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/3375",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2255.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2255.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 7.277999999999999,
"style_layout_ms": 29.4288,
"rendering_ms": 1.1268,
"script_parsing_ms": 0.0,
"other_ms": 43.900800000000004,
"total_ms": 81.7344
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"raw_lh_opportunities": [
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,480 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/3413",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/3413",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 604.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 604.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.1904296875,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 202.0,
"transfer_kb": 2.26171875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 18.426,
"style_layout_ms": 129.58100000000002,
"rendering_ms": 0.89,
"script_parsing_ms": 0.0,
"other_ms": 75.16100000000002,
"total_ms": 224.05800000000002
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"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 340 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/3413",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/3413",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2282.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2282.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 4.096799999999999,
"style_layout_ms": 17.672399999999996,
"rendering_ms": 0.8556,
"script_parsing_ms": 0.0,
"other_ms": 25.428000000000004,
"total_ms": 48.052800000000005
},
"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,520 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/3617",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/3617",
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{
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"rating": "needs_improvement",
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},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"display": ""
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{
"id": "errors-in-console",
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"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
},
{
"id": "render-blocking-insight",
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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{
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "font-display-insight",
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{
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
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},
{
"id": "html-has-lang",
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],
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"third_party": [
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{
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
"id": "errors-in-console",
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"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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},
{
"id": "html-has-lang",
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},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/3778",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/3778",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 160.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 345.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 5.061,
"style_layout_ms": 23.955999999999996,
"rendering_ms": 0.8099999999999999,
"script_parsing_ms": 0.0,
"other_ms": 27.736,
"total_ms": 57.562999999999995
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"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 20 ms"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/3778",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/3778",
"strategy": "mobile",
"performance_score": 61,
"accessibility_score": 93,
"best_practices_score": 92,
"seo_score": 69,
"lab_metrics": [
{
"name": "LCP",
"value": 10826.0,
"unit": "ms",
"rating": "poor",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 119.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.13953,
"unit": "unitless",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "FCP",
"value": 1951.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
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"main_thread_ms": 292.5870000058785,
"blocking_time_ms": 145.5522000035271,
"transfer_kb": 458.453125,
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"matched_vendor": "gtm",
"matched_family": null,
"fires_before_consent": null
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{
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"blocking_time_ms": 1.234800001233816,
"transfer_kb": 140.7744140625,
"sub_requests": 4,
"matched_vendor": "cookiebot",
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{
"entity": "New Relic",
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"transfer_kb": 33.2109375,
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{
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"blocking_time_ms": 0.0,
"transfer_kb": 112.21875,
"sub_requests": 5,
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{
"entity": "ahrefs.com",
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"transfer_kb": 3.5771484375,
"sub_requests": 2,
"matched_vendor": null,
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"fires_before_consent": null
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{
"entity": "Trust Pilot",
"main_thread_ms": 9.675999999977648,
"blocking_time_ms": 0.0,
"transfer_kb": 12.3564453125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
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{
"entity": "Ometria",
"main_thread_ms": 9.493000001646578,
"blocking_time_ms": 0.0,
"transfer_kb": 8.884765625,
"sub_requests": 3,
"matched_vendor": null,
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{
"entity": "affiliatefuture.com",
"main_thread_ms": 0.6430000001564622,
"blocking_time_ms": 0.0,
"transfer_kb": 1.5625,
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"matched_vendor": null,
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"fires_before_consent": null
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{
"entity": "Google Analytics",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.572265625,
"sub_requests": 2,
"matched_vendor": "ga4",
"matched_family": null,
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"render_blocking": [
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{
"url": "https://www.vampirevape.co.uk/static/version1774449510/frontend/FlavourWarehouse/VampireVape/en_GB/FlavourWarehouse_Marketing/js/labels.min.js",
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{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/dc682e5d32b130d237723be506e42f0a.min.css",
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"unused_js": [
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"wasted_percent": 67.82337893449004
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{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1",
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"wasted_percent": 40.58183882792925
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{
"url": "https://www.googletagmanager.com/gtm.js?id=GTM-WDR9M62",
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"wasted_kb": 59.34765625,
"wasted_percent": 42.47443719902991
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{
"url": "https://static.lipscore.com/assets/en/lipscore-v1.js",
"total_kb": 80.83984375,
"wasted_kb": 56.94140625,
"wasted_percent": 70.43730369654506
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{
"url": "https://consent.cookiebot.com/f1ba143c-1f4b-4949-a465-e709abdeeb5e/cc.js?renew=false&referer=www.vampirevape.co.uk&dnt=false&init=false",
"total_kb": 102.2392578125,
"wasted_kb": 25.0166015625,
"wasted_percent": 24.468684630300018
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{
"url": "https://consent.cookiebot.com/uc.js?cbid=f1ba143c-1f4b-4949-a465-e709abdeeb5e&implementation=gtm&consentmode-dataredaction=dynamic",
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"unused_css": [
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"wasted_kb": 29.400390625,
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{
"url": "https://static.lipscore.com/assets/lipscore-v1-98cfc83a3af5ccbf62bf453b84995412470b050e7eaebe9eef2630dbceb5773f.css",
"total_kb": 16.7373046875,
"wasted_kb": 16.728515625,
"wasted_percent": 99.94748818484159
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{
"url": "#CybotCookiebotDialog *,#CybotCookiebotDialogBodyUnderlay *{background:transparent; … } …",
"total_kb": 13.3095703125,
"wasted_kb": 10.8486328125,
"wasted_percent": 81.51001540832048
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],
"images": [
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/Made_In_Britain.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/logo/stores/1/vlad-header-logo.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/age-restriction-orange.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
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],
"main_thread": {
"script_evaluation_ms": 921.9095999999852,
"style_layout_ms": 147.56160000000003,
"rendering_ms": 32.656800000000246,
"script_parsing_ms": 0.0,
"other_ms": 305.94839999999823,
"total_ms": 1408.0763999999838
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"raw_lh_opportunities": [
{
"id": "unused-javascript",
"title": "Reduce unused JavaScript",
"description": "Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. [Learn how to reduce unused JavaScript](https://developer.chrome.com/docs/lighthouse/performance/unused-javascript/).",
"score": 0,
"savings_ms": 1800,
"display": "Est savings of 335 KiB"
},
{
"id": "unused-css-rules",
"title": "Reduce unused CSS",
"description": "Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. [Learn how to reduce unused CSS](https://developer.chrome.com/docs/lighthouse/performance/unused-css-rules/).",
"score": 0,
"savings_ms": 300,
"display": "Est savings of 57 KiB"
},
{
"id": "is-crawlable",
"title": "Page is blocked from indexing",
"description": "Search engines are unable to include your pages in search results if they don't have permission to crawl them. [Learn more about crawler directives](https://developer.chrome.com/docs/lighthouse/seo/is-crawlable/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "image-aspect-ratio",
"title": "Displays images with incorrect aspect ratio",
"description": "Image display dimensions should match natural aspect ratio. [Learn more about image aspect ratio](https://developer.chrome.com/docs/lighthouse/best-practices/image-aspect-ratio/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 280 ms"
},
{
"id": "button-name",
"title": "Buttons do not have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as 'button', making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "image-delivery-insight",
"title": "Improve image delivery",
"description": "Reducing the download time of images can improve the perceived load time of the page and LCP. [Learn more about optimising image size](https://developer.chrome.com/docs/lighthouse/performance/uses-optimized-images/)",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 5 KiB"
},
{
"id": "cache-insight",
"title": "Use efficient cache lifetimes",
"description": "A long cache lifetime can speed up repeat visits to your page. [Learn more](https://web.dev/uses-long-cache-ttl/).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 144 KiB"
},
{
"id": "layout-shifts",
"title": "Avoid large layout shifts",
"description": "These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to [windowing](https://web.dev/articles/cls#what_is_cls). [Learn how to improve CLS](https://web.dev/articles/optimize-cls)",
"score": 0,
"savings_ms": 0,
"display": "5 layout shifts found"
},
{
"id": "unsized-images",
"title": "Image elements do not have explicit `width` and `height`",
"description": "Set an explicit width and height on image elements to reduce layout shifts and improve CLS. [Learn how to set image dimensions](https://web.dev/articles/optimize-cls#images_without_dimensions)",
"score": 0.5,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 450 ms"
},
{
"id": "legacy-javascript-insight",
"title": "Legacy JavaScript",
"description": "Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile [Baseline](https://web.dev/articles/baseline-and-polyfills) features, unless you know that you must support older browsers. [Learn why most sites can deploy ES6+ code without transpiling](https://philipwalton.com/articles/the-state-of-es5-on-the-web/)",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 31 KiB"
},
{
"id": "duplicated-javascript-insight",
"title": "Duplicated JavaScript",
"description": "Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 8 KiB"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/catalog/category/view/id/3846",
"final_url": "https://www.vampirevape.co.uk/catalog/category/view/id/3846",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 633.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 633.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 162.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
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{
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"rating": "poor",
"source": "crux_origin"
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"matched_vendor": null,
"matched_family": null,
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{
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{
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"style_layout_ms": 49.582,
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"other_ms": 36.50499999999999,
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{
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"title": "Render blocking requests",
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"display": "Est savings of 410 ms"
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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"display": "Est savings of 10 ms"
},
{
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"display": ""
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{
"id": "html-has-lang",
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{
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"style_layout_ms": 39.8988,
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,510 ms"
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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"display": "Est savings of 10 ms"
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{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
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{
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{
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"unit": "ms",
"rating": "needs_improvement",
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{
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"origin_field_metrics": [
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"rating": "good",
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{
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},
{
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"third_party": [
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
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{
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{
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"other_ms": 25.866999999999997,
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"display": "Est savings of 420 ms"
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{
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"title": "Document does not have a main landmark.",
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},
{
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
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{
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"unit": "ms",
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{
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"field_metrics": [
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"value": 2487.0,
"unit": "ms",
"rating": "good",
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{
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"unit": "ms",
"rating": "good",
"source": "field"
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{
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"rating": "good",
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{
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{
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{
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{
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"source": "crux_origin"
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"third_party": [
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"sub_requests": 2,
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"fires_before_consent": null
},
{
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"transfer_kb": 1.1064453125
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{
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"other_ms": 35.521200000000015,
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,490 ms"
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{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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"score": 0,
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"display": ""
},
{
"id": "html-has-lang",
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],
"fetch_error": null
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"third_party": [],
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"fetch_error": "PsiError('PSI 500 for https://www.vampirevape.co.uk/clearance/vape-prefilled-pod-clearance (desktop): Lighthouse returned error: Something went wrong.')"
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{
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{
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"style_layout_ms": 384.6768,
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{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"savings_ms": 0,
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},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
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"display": ""
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{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"score": 0,
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,310 ms"
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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"display": "Est savings of 10 ms"
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
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"rating": "needs_improvement",
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"source": "crux_origin"
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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"display": ""
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
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{
"id": "html-has-lang",
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
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"rating": "needs_improvement",
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"wasted_percent": 99.36406067677946
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],
"images": [
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/trust-pilot-excellent_1.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/Made_In_Britain.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/logo/stores/1/vlad-header-logo.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/age-restriction-orange.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
}
],
"main_thread": {
"script_evaluation_ms": 1193.2819999999906,
"style_layout_ms": 261.71,
"rendering_ms": 78.48299999999988,
"script_parsing_ms": 0.0,
"other_ms": 450.1259999999967,
"total_ms": 1983.6009999999872
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"raw_lh_opportunities": [
{
"id": "unused-css-rules",
"title": "Reduce unused CSS",
"description": "Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. [Learn how to reduce unused CSS](https://developer.chrome.com/docs/lighthouse/performance/unused-css-rules/).",
"score": 0,
"savings_ms": 40,
"display": "Est savings of 45 KiB"
},
{
"id": "heading-order",
"title": "Heading elements are not in a sequentially-descending order",
"description": "Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. [Learn more about heading order](https://dequeuniversity.com/rules/axe/4.11/heading-order).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "duplicated-javascript-insight",
"title": "Duplicated JavaScript",
"description": "Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 8 KiB"
},
{
"id": "unused-javascript",
"title": "Reduce unused JavaScript",
"description": "Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. [Learn how to reduce unused JavaScript](https://developer.chrome.com/docs/lighthouse/performance/unused-javascript/).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 313 KiB"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 270 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "image-aspect-ratio",
"title": "Displays images with incorrect aspect ratio",
"description": "Image display dimensions should match natural aspect ratio. [Learn more about image aspect ratio](https://developer.chrome.com/docs/lighthouse/best-practices/image-aspect-ratio/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "image-delivery-insight",
"title": "Improve image delivery",
"description": "Reducing the download time of images can improve the perceived load time of the page and LCP. [Learn more about optimising image size](https://developer.chrome.com/docs/lighthouse/performance/uses-optimized-images/)",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 203 KiB"
},
{
"id": "unsized-images",
"title": "Image elements do not have explicit `width` and `height`",
"description": "Set an explicit width and height on image elements to reduce layout shifts and improve CLS. [Learn how to set image dimensions](https://web.dev/articles/optimize-cls#images_without_dimensions)",
"score": 0.5,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "button-name",
"title": "Buttons do not have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as 'button', making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "cache-insight",
"title": "Use efficient cache lifetimes",
"description": "A long cache lifetime can speed up repeat visits to your page. [Learn more](https://web.dev/uses-long-cache-ttl/).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 135 KiB"
},
{
"id": "layout-shifts",
"title": "Avoid large layout shifts",
"description": "These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to [windowing](https://web.dev/articles/cls#what_is_cls). [Learn how to improve CLS](https://web.dev/articles/optimize-cls)",
"score": 0,
"savings_ms": 0,
"display": "6 layout shifts found"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 350 ms"
},
{
"id": "legacy-javascript-insight",
"title": "Legacy JavaScript",
"description": "Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile [Baseline](https://web.dev/articles/baseline-and-polyfills) features, unless you know that you must support older browsers. [Learn why most sites can deploy ES6+ code without transpiling](https://philipwalton.com/articles/the-state-of-es5-on-the-web/)",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 31 KiB"
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/e-liquid/10ml-e-liquid/vape-spot-10ml-e-liquids",
"final_url": "https://www.vampirevape.co.uk/e-liquid/10ml-e-liquid/vape-spot-10ml-e-liquids",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2253.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2253.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 5.493599999999999,
"style_layout_ms": 39.6444,
"rendering_ms": 0.6875999999999999,
"script_parsing_ms": 0.0,
"other_ms": 32.0664,
"total_ms": 77.89200000000001
},
"raw_lh_opportunities": [
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,480 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/e-liquid/beverage-e-liquids/blackcurrant-flavour-e-liquid",
"final_url": "https://www.vampirevape.co.uk/e-liquid/beverage-e-liquids/blackcurrant-flavour-e-liquid",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 7.821999999999997,
"style_layout_ms": 14.248000000000001,
"rendering_ms": 0.385,
"script_parsing_ms": 0.0,
"other_ms": 28.45900000000001,
"total_ms": 50.914
},
"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/e-liquid/beverage-e-liquids/blackcurrant-flavour-e-liquid",
"final_url": "https://www.vampirevape.co.uk/e-liquid/beverage-e-liquids/blackcurrant-flavour-e-liquid",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2284.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2284.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 6.857999999999999,
"style_layout_ms": 34.7388,
"rendering_ms": 0.8736,
"script_parsing_ms": 0.0,
"other_ms": 36.67800000000001,
"total_ms": 79.1484
},
"raw_lh_opportunities": [
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,510 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
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},
{
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"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
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"name": "LCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
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{
"name": "FCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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"field_metrics": [
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
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{
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"unit": "ms",
"rating": "good",
"source": "field"
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{
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"unit": "unitless",
"rating": "good",
"source": "field"
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{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
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{
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"source": "field"
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
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"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
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"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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],
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"third_party": [
{
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"blocking_time_ms": 0.0,
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"fires_before_consent": null
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{
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"render_blocking": [
{
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"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 230.0,
"transfer_kb": 2.26171875
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"unused_css": [],
"images": [],
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"style_layout_ms": 40.752,
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"other_ms": 68.94200000000001,
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{
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 410 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/e-liquid/e-liquid-multibuys/e-liquid-4-for-12",
"final_url": "https://www.vampirevape.co.uk/e-liquid/e-liquid-multibuys/e-liquid-4-for-12",
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"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"value": 2313.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2313.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 600.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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"field_metrics": [
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"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
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"unit": "ms",
"rating": "poor",
"source": "field"
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"origin_field_metrics": [
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"unit": "ms",
"rating": "good",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
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{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 4.1808,
"style_layout_ms": 17.0148,
"rendering_ms": 1.2047999999999999,
"script_parsing_ms": 0.0,
"other_ms": 29.386800000000004,
"total_ms": 51.787200000000006
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"raw_lh_opportunities": [
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,520 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/eleaf-istick-20w",
"final_url": "https://www.vampirevape.co.uk/eleaf-istick-20w",
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"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 662.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
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"unit": "ms",
"rating": "good",
"source": "lab"
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{
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"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 662.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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"field_metrics": [
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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"name": "LCP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
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"unit": "ms",
"rating": "good",
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},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "crux_origin"
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{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
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"fires_before_consent": null
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{
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],
"render_blocking": [
{
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"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 230.0,
"transfer_kb": 2.26171875
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],
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"images": [],
"main_thread": {
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"rendering_ms": 0.638,
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"other_ms": 31.06299999999999,
"total_ms": 68.03699999999999
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 440 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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"display": "Est savings of 10 ms"
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},
{
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"unit": "ms",
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{
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{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
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{
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{
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{
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"source": "crux_origin"
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"third_party": [
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{
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"render_blocking": [
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"transfer_kb": 1.1064453125
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{
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{
"id": "render-blocking-insight",
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{
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{
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},
{
"id": "color-contrast",
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{
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{
"id": "color-contrast",
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{
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{
"id": "font-display-insight",
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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{
"id": "html-has-lang",
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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"raw_lh_opportunities": [
{
"id": "unused-javascript",
"title": "Reduce unused JavaScript",
"description": "Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. [Learn how to reduce unused JavaScript](https://developer.chrome.com/docs/lighthouse/performance/unused-javascript/).",
"score": 0,
"savings_ms": 250,
"display": "Est savings of 214 KiB"
},
{
"id": "unused-css-rules",
"title": "Reduce unused CSS",
"description": "Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. [Learn how to reduce unused CSS](https://developer.chrome.com/docs/lighthouse/performance/unused-css-rules/).",
"score": 0,
"savings_ms": 80,
"display": "Est savings of 46 KiB"
},
{
"id": "button-name",
"title": "Buttons do not have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as 'button', making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "cache-insight",
"title": "Use efficient cache lifetimes",
"description": "A long cache lifetime can speed up repeat visits to your page. [Learn more](https://web.dev/uses-long-cache-ttl/).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 136 KiB"
},
{
"id": "duplicated-javascript-insight",
"title": "Duplicated JavaScript",
"description": "Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 8 KiB"
},
{
"id": "unsized-images",
"title": "Image elements do not have explicit `width` and `height`",
"description": "Set an explicit width and height on image elements to reduce layout shifts and improve CLS. [Learn how to set image dimensions](https://web.dev/articles/optimize-cls#images_without_dimensions)",
"score": 0.5,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 110 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 460 ms"
},
{
"id": "image-aspect-ratio",
"title": "Displays images with incorrect aspect ratio",
"description": "Image display dimensions should match natural aspect ratio. [Learn more about image aspect ratio](https://developer.chrome.com/docs/lighthouse/best-practices/image-aspect-ratio/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "image-delivery-insight",
"title": "Improve image delivery",
"description": "Reducing the download time of images can improve the perceived load time of the page and LCP. [Learn more about optimising image size](https://developer.chrome.com/docs/lighthouse/performance/uses-optimized-images/)",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 5 KiB"
},
{
"id": "legacy-javascript-insight",
"title": "Legacy JavaScript",
"description": "Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile [Baseline](https://web.dev/articles/baseline-and-polyfills) features, unless you know that you must support older browsers. [Learn why most sites can deploy ES6+ code without transpiling](https://philipwalton.com/articles/the-state-of-es5-on-the-web/)",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 31 KiB"
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/environmental-policy",
"final_url": null,
"strategy": "mobile",
"performance_score": null,
"accessibility_score": null,
"best_practices_score": null,
"seo_score": null,
"lab_metrics": [],
"field_metrics": [],
"origin_field_metrics": [],
"lcp_detail": null,
"third_party": [],
"render_blocking": [],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 0.0,
"style_layout_ms": 0.0,
"rendering_ms": 0.0,
"script_parsing_ms": 0.0,
"other_ms": 0.0,
"total_ms": 0.0
},
"raw_lh_opportunities": [],
"fetch_error": "PsiError('PSI 400 for https://www.vampirevape.co.uk/environmental-policy (mobile): Lighthouse returned error: FAILED_DOCUMENT_REQUEST. Lighthouse was unable to reliably load the page that you requeste"
},
{
"url": "https://www.vampirevape.co.uk/famovape-yup-rda-rainbow",
"final_url": "https://www.vampirevape.co.uk/famovape-yup-rda-rainbow",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
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"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 5.228,
"style_layout_ms": 22.522000000000002,
"rendering_ms": 0.578,
"script_parsing_ms": 0.0,
"other_ms": 29.20700000000002,
"total_ms": 57.535000000000025
},
"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/famovape-yup-rda-rainbow",
"final_url": "https://www.vampirevape.co.uk/famovape-yup-rda-rainbow",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2253.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2253.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 13.212000000000002,
"style_layout_ms": 38.55239999999999,
"rendering_ms": 0.966,
"script_parsing_ms": 0.0,
"other_ms": 42.553200000000025,
"total_ms": 95.28360000000002
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"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,480 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/faqs",
"final_url": null,
"strategy": "desktop",
"performance_score": null,
"accessibility_score": null,
"best_practices_score": null,
"seo_score": null,
"lab_metrics": [],
"field_metrics": [],
"origin_field_metrics": [],
"lcp_detail": null,
"third_party": [],
"render_blocking": [],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
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"style_layout_ms": 0.0,
"rendering_ms": 0.0,
"script_parsing_ms": 0.0,
"other_ms": 0.0,
"total_ms": 0.0
},
"raw_lh_opportunities": [],
"fetch_error": "PsiError('PSI 400 for https://www.vampirevape.co.uk/faqs (desktop): Lighthouse returned error: FAILED_DOCUMENT_REQUEST. Lighthouse was unable to reliably load the page that you requested. Make sure th"
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{
"url": "https://www.vampirevape.co.uk/faqs",
"final_url": "https://www.vampirevape.co.uk/faqs",
"strategy": "mobile",
"performance_score": 34,
"accessibility_score": 92,
"best_practices_score": 92,
"seo_score": 100,
"lab_metrics": [
{
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"value": 10285.0,
"unit": "ms",
"rating": "poor",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 491.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "CLS",
"value": 0.41688499999999995,
"unit": "unitless",
"rating": "poor",
"source": "lab"
},
{
"name": "FCP",
"value": 1651.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
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"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
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"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
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"rating": "good",
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},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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"lcp_detail": null,
"third_party": [
{
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"matched_vendor": "gtm",
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{
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"matched_vendor": "cookiebot",
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{
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"blocking_time_ms": 1.275,
"transfer_kb": 99.18359375,
"sub_requests": 3,
"matched_vendor": null,
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{
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"main_thread_ms": 38.60399999842048,
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"transfer_kb": 3.5771484375,
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{
"entity": "New Relic",
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"blocking_time_ms": 0.0,
"transfer_kb": 32.720703125,
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{
"entity": "Trust Pilot",
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"blocking_time_ms": 0.0,
"transfer_kb": 12.3544921875,
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"matched_vendor": null,
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},
{
"entity": "Ometria",
"main_thread_ms": 15.57099999859929,
"blocking_time_ms": 0.0,
"transfer_kb": 8.931640625,
"sub_requests": 3,
"matched_vendor": null,
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"fires_before_consent": null
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{
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"main_thread_ms": 0.9759999997913837,
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"transfer_kb": 1.5625,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "Google Analytics",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 0.7861328125,
"sub_requests": 1,
"matched_vendor": "ga4",
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/dc682e5d32b130d237723be506e42f0a.min.css",
"wasted_ms": 514.0,
"transfer_kb": 32.498046875
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/4b99b28e82d75b2e19802a36528948d2.min.css",
"wasted_ms": 514.0,
"transfer_kb": 1.1044921875
}
],
"unused_js": [
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64u0h2",
"total_kb": 158.1650390625,
"wasted_kb": 65.15625,
"wasted_percent": 41.19510252468187
},
{
"url": "https://static.lipscore.com/assets/en/lipscore-v1.js",
"total_kb": 80.841796875,
"wasted_kb": 62.10546875,
"wasted_percent": 76.82346403807591
},
{
"url": "https://www.googletagmanager.com/gtm.js?id=GTM-WDR9M62",
"total_kb": 139.36328125,
"wasted_kb": 59.9619140625,
"wasted_percent": 43.025618745970796
}
],
"unused_css": [
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/dc682e5d32b130d237723be506e42f0a.min.css",
"total_kb": 31.9609375,
"wasted_kb": 29.7744140625,
"wasted_percent": 93.15876313859692
},
{
"url": "https://static.lipscore.com/assets/lipscore-v1-98cfc83a3af5ccbf62bf453b84995412470b050e7eaebe9eef2630dbceb5773f.css",
"total_kb": 16.71875,
"wasted_kb": 16.71875,
"wasted_percent": 100.0
},
{
"url": "#CybotCookiebotDialog *,#CybotCookiebotDialogBodyUnderlay *{background:transparent; … } …",
"total_kb": 13.3095703125,
"wasted_kb": 10.8486328125,
"wasted_percent": 81.51001540832048
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],
"images": [
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/Made_In_Britain.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/logo/stores/1/vlad-header-logo.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/age-restriction-orange.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
}
],
"main_thread": {
"script_evaluation_ms": 1842.8663999999799,
"style_layout_ms": 421.98839999999984,
"rendering_ms": 98.43479999999975,
"script_parsing_ms": 0.0,
"other_ms": 577.0523999999969,
"total_ms": 2940.3419999999765
},
"raw_lh_opportunities": [
{
"id": "mainthread-work-breakdown",
"title": "Minimise main-thread work",
"description": "Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. [Learn how to minimise main-thread work](https://developer.chrome.com/docs/lighthouse/performance/mainthread-work-breakdown/)",
"score": 0,
"savings_ms": 2940.3419999999755,
"display": "2.9 s"
},
{
"id": "bootup-time",
"title": "Reduce JavaScript execution time",
"description": "Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. [Learn how to reduce Javascript execution time](https://developer.chrome.com/docs/lighthouse/performance/bootup-time/).",
"score": 0,
"savings_ms": 1781.801999999996,
"display": "1.8 s"
},
{
"id": "unused-javascript",
"title": "Reduce unused JavaScript",
"description": "Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. [Learn how to reduce unused JavaScript](https://developer.chrome.com/docs/lighthouse/performance/unused-javascript/).",
"score": 0,
"savings_ms": 1230,
"display": "Est savings of 187 KiB"
},
{
"id": "unused-css-rules",
"title": "Reduce unused CSS",
"description": "Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. [Learn how to reduce unused CSS](https://developer.chrome.com/docs/lighthouse/performance/unused-css-rules/).",
"score": 0,
"savings_ms": 320,
"display": "Est savings of 57 KiB"
},
{
"id": "image-delivery-insight",
"title": "Improve image delivery",
"description": "Reducing the download time of images can improve the perceived load time of the page and LCP. [Learn more about optimising image size](https://developer.chrome.com/docs/lighthouse/performance/uses-optimized-images/)",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 5 KiB"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 510 ms"
},
{
"id": "duplicated-javascript-insight",
"title": "Duplicated JavaScript",
"description": "Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 8 KiB"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "layout-shifts",
"title": "Avoid large layout shifts",
"description": "These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to [windowing](https://web.dev/articles/cls#what_is_cls). [Learn how to improve CLS](https://web.dev/articles/optimize-cls)",
"score": 0,
"savings_ms": 0,
"display": "6 layout shifts found"
},
{
"id": "legacy-javascript-insight",
"title": "Legacy JavaScript",
"description": "Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile [Baseline](https://web.dev/articles/baseline-and-polyfills) features, unless you know that you must support older browsers. [Learn why most sites can deploy ES6+ code without transpiling](https://philipwalton.com/articles/the-state-of-es5-on-the-web/)",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 31 KiB"
},
{
"id": "unsized-images",
"title": "Image elements do not have explicit `width` and `height`",
"description": "Set an explicit width and height on image elements to reduce layout shifts and improve CLS. [Learn how to set image dimensions](https://web.dev/articles/optimize-cls#images_without_dimensions)",
"score": 0.5,
"savings_ms": 0,
"display": ""
},
{
"id": "image-aspect-ratio",
"title": "Displays images with incorrect aspect ratio",
"description": "Image display dimensions should match natural aspect ratio. [Learn more about image aspect ratio](https://developer.chrome.com/docs/lighthouse/best-practices/image-aspect-ratio/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "cache-insight",
"title": "Use efficient cache lifetimes",
"description": "A long cache lifetime can speed up repeat visits to your page. [Learn more](https://web.dev/uses-long-cache-ttl/).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 135 KiB"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 140 ms"
},
{
"id": "button-name",
"title": "Buttons do not have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as 'button', making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/freemax-rexa-lite-vape-pod-kit",
"final_url": "https://www.vampirevape.co.uk/freemax-rexa-lite-vape-pod-kit",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 662.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 662.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 160.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 11.112,
"style_layout_ms": 148.82600000000002,
"rendering_ms": 1.3479999999999999,
"script_parsing_ms": 0.0,
"other_ms": 178.04399999999987,
"total_ms": 339.32999999999987
},
"raw_lh_opportunities": [
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 20 ms"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 350 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/freemax-rexa-lite-vape-pod-kit",
"final_url": "https://www.vampirevape.co.uk/freemax-rexa-lite-vape-pod-kit",
"strategy": "mobile",
"performance_score": 95,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2283.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2283.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 9.4152,
"style_layout_ms": 68.35799999999999,
"rendering_ms": 1.0992,
"script_parsing_ms": 0.0,
"other_ms": 51.04320000000001,
"total_ms": 129.9156
},
"raw_lh_opportunities": [
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,500 ms"
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/freemax-rexa-smart-vape-pod-kit",
"final_url": "https://www.vampirevape.co.uk/freemax-rexa-smart-vape-pod-kit",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 634.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 634.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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],
"origin_field_metrics": [
{
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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"lcp_detail": null,
"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
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"matched_family": null,
"fires_before_consent": null
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{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
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"matched_vendor": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 230.0,
"transfer_kb": 2.26171875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 8.056999999999999,
"style_layout_ms": 52.446,
"rendering_ms": 0.468,
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"other_ms": 42.785000000000025,
"total_ms": 103.75600000000001
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"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 400 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"savings_ms": 0,
"display": ""
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},
{
"url": "https://www.vampirevape.co.uk/freemax-rexa-smart-vape-pod-kit",
"final_url": "https://www.vampirevape.co.uk/freemax-rexa-smart-vape-pod-kit",
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"seo_score": 82,
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{
"name": "LCP",
"value": 2256.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2256.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
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{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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],
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{
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"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
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"matched_family": null,
"fires_before_consent": null
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{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
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"render_blocking": [
{
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"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
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"images": [],
"main_thread": {
"script_evaluation_ms": 15.6264,
"style_layout_ms": 47.391600000000004,
"rendering_ms": 2.6088,
"script_parsing_ms": 0.0,
"other_ms": 75.96000000000002,
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"raw_lh_opportunities": [
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,470 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
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"display": ""
}
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},
{
"url": "https://www.vampirevape.co.uk/geek-vape-aegis-force-vape-kit",
"final_url": "https://www.vampirevape.co.uk/geek-vape-aegis-force-vape-kit",
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"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"value": 604.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
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"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 604.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
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"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
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],
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"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 5.9769999999999985,
"style_layout_ms": 49.754999999999995,
"rendering_ms": 0.553,
"script_parsing_ms": 0.0,
"other_ms": 36.224000000000025,
"total_ms": 92.50900000000001
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"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 380 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/geek-vape-aegis-force-vape-kit",
"final_url": "https://www.vampirevape.co.uk/geek-vape-aegis-force-vape-kit",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"name": "LCP",
"value": 2283.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2283.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
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{
"name": "TTFB",
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"field_metrics": [
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"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 18.123600000000003,
"style_layout_ms": 176.8212,
"rendering_ms": 9.672,
"script_parsing_ms": 0.0,
"other_ms": 128.45520000000005,
"total_ms": 333.0720000000001
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"raw_lh_opportunities": [
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,440 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/horizontech-aquila-tank-blue",
"final_url": "https://www.vampirevape.co.uk/horizontech-aquila-tank-blue",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 605.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 605.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
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"rating": "good",
"source": "lab"
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{
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{
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{
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{
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{
"id": "font-display-insight",
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{
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{
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{
"id": "landmark-one-main",
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{
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{
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{
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{
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{
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{
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{
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},
{
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{
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{
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},
{
"id": "font-display-insight",
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{
"id": "render-blocking-insight",
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{
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{
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},
{
"id": "font-display-insight",
"title": "Font display",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
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},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
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{
"id": "render-blocking-insight",
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{
"id": "landmark-one-main",
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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},
{
"id": "landmark-one-main",
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},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
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},
{
"id": "color-contrast",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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"unit": "ms",
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{
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{
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{
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{
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{
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},
{
"id": "render-blocking-insight",
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
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{
"id": "html-has-lang",
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"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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"title": "Render blocking requests",
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},
{
"id": "errors-in-console",
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"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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{
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"fires_before_consent": null
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{
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{
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{
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
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"transfer_kb": 1.1064453125,
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"matched_vendor": null,
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],
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{
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"wasted_ms": 900.0,
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
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"style_layout_ms": 81.8028,
"rendering_ms": 13.4004,
"script_parsing_ms": 0.0,
"other_ms": 131.1408,
"total_ms": 244.07160000000002
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"raw_lh_opportunities": [
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,460 ms"
}
],
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},
{
"url": "https://www.vampirevape.co.uk/privacy-policy",
"final_url": "https://www.vampirevape.co.uk/privacy-policy",
"strategy": "desktop",
"performance_score": 94,
"accessibility_score": 91,
"best_practices_score": 92,
"seo_score": 100,
"lab_metrics": [
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"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
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"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.039589000000000006,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 371.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
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"unit": "ms",
"rating": "good",
"source": "field"
},
{
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"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
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{
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"unit": "ms",
"rating": "poor",
"source": "field"
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"origin_field_metrics": [
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
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"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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{
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{
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"transfer_kb": 3.5771484375,
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{
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"transfer_kb": 8.8837890625,
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{
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"transfer_kb": 12.3564453125,
"sub_requests": 2,
"matched_vendor": null,
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{
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"transfer_kb": 1.5625,
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{
"entity": "Google Analytics",
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"transfer_kb": 0.7861328125,
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"matched_vendor": "ga4",
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"wasted_ms": 85.0,
"transfer_kb": 32.498046875
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{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/4b99b28e82d75b2e19802a36528948d2.min.css",
"wasted_ms": 125.0,
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"unused_js": [
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"total_kb": 158.044921875,
"wasted_kb": 65.6142578125,
"wasted_percent": 41.51620756559028
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{
"url": "https://static.lipscore.com/assets/en/lipscore-v1.js",
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"url": "https://www.googletagmanager.com/gtm.js?id=GTM-WDR9M62",
"total_kb": 139.7255859375,
"wasted_kb": 60.6064453125,
"wasted_percent": 43.37533809993081
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{
"url": "https://consent.cookiebot.com/f1ba143c-1f4b-4949-a465-e709abdeeb5e/cc.js?renew=false&referer=www.vampirevape.co.uk&dnt=false&init=false",
"total_kb": 102.2392578125,
"wasted_kb": 25.0166015625,
"wasted_percent": 24.468684630300018
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{
"url": "https://consent.cookiebot.com/uc.js?cbid=f1ba143c-1f4b-4949-a465-e709abdeeb5e&implementation=gtm&consentmode-dataredaction=dynamic",
"total_kb": 35.326171875,
"wasted_kb": 22.744140625,
"wasted_percent": 64.38325869408968
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"unused_css": [
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"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/dc682e5d32b130d237723be506e42f0a.min.css",
"total_kb": 31.958984375,
"wasted_kb": 29.3671875,
"wasted_percent": 91.89024017600684
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{
"url": "https://static.lipscore.com/assets/lipscore-v1-98cfc83a3af5ccbf62bf453b84995412470b050e7eaebe9eef2630dbceb5773f.css",
"total_kb": 16.73828125,
"wasted_kb": 16.73828125,
"wasted_percent": 100.0
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],
"images": [
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"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/Made_In_Britain.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/logo/stores/1/vlad-header-logo.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
},
{
"url": "https://www.vampirevape.co.uk/media/wysiwyg/hyva-theme-placeholders/age-restriction-orange.webp",
"wasted_kb": 0.0,
"total_kb": 0.0,
"issue_type": "missing_dimensions"
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],
"main_thread": {
"script_evaluation_ms": 568.4209999999935,
"style_layout_ms": 106.90899999999995,
"rendering_ms": 20.80200000000004,
"script_parsing_ms": 0.0,
"other_ms": 209.75600000000017,
"total_ms": 905.8879999999936
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"raw_lh_opportunities": [
{
"id": "unused-javascript",
"title": "Reduce unused JavaScript",
"description": "Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. [Learn how to reduce unused JavaScript](https://developer.chrome.com/docs/lighthouse/performance/unused-javascript/).",
"score": 0,
"savings_ms": 120,
"display": "Est savings of 236 KiB"
},
{
"id": "unused-css-rules",
"title": "Reduce unused CSS",
"description": "Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. [Learn how to reduce unused CSS](https://developer.chrome.com/docs/lighthouse/performance/unused-css-rules/).",
"score": 0,
"savings_ms": 50,
"display": "Est savings of 46 KiB"
},
{
"id": "heading-order",
"title": "Heading elements are not in a sequentially-descending order",
"description": "Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. [Learn more about heading order](https://dequeuniversity.com/rules/axe/4.11/heading-order).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 300 ms"
},
{
"id": "image-delivery-insight",
"title": "Improve image delivery",
"description": "Reducing the download time of images can improve the perceived load time of the page and LCP. [Learn more about optimising image size](https://developer.chrome.com/docs/lighthouse/performance/uses-optimized-images/)",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 5 KiB"
},
{
"id": "unsized-images",
"title": "Image elements do not have explicit `width` and `height`",
"description": "Set an explicit width and height on image elements to reduce layout shifts and improve CLS. [Learn how to set image dimensions](https://web.dev/articles/optimize-cls#images_without_dimensions)",
"score": 0.5,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 120 ms"
},
{
"id": "duplicated-javascript-insight",
"title": "Duplicated JavaScript",
"description": "Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 8 KiB"
},
{
"id": "legacy-javascript-insight",
"title": "Legacy JavaScript",
"description": "Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile [Baseline](https://web.dev/articles/baseline-and-polyfills) features, unless you know that you must support older browsers. [Learn why most sites can deploy ES6+ code without transpiling](https://philipwalton.com/articles/the-state-of-es5-on-the-web/)",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 31 KiB"
},
{
"id": "cache-insight",
"title": "Use efficient cache lifetimes",
"description": "A long cache lifetime can speed up repeat visits to your page. [Learn more](https://web.dev/uses-long-cache-ttl/).",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 143 KiB"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "button-name",
"title": "Buttons do not have an accessible name",
"description": "When a button doesn't have an accessible name, screen readers announce it as 'button', making it unusable for users who rely on screen readers. [Learn how to make buttons more accessible](https://dequeuniversity.com/rules/axe/4.11/button-name).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "image-aspect-ratio",
"title": "Displays images with incorrect aspect ratio",
"description": "Image display dimensions should match natural aspect ratio. [Learn more about image aspect ratio](https://developer.chrome.com/docs/lighthouse/best-practices/image-aspect-ratio/).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/privacy-policy",
"final_url": null,
"strategy": "mobile",
"performance_score": null,
"accessibility_score": null,
"best_practices_score": null,
"seo_score": null,
"lab_metrics": [],
"field_metrics": [],
"origin_field_metrics": [],
"lcp_detail": null,
"third_party": [],
"render_blocking": [],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 0.0,
"style_layout_ms": 0.0,
"rendering_ms": 0.0,
"script_parsing_ms": 0.0,
"other_ms": 0.0,
"total_ms": 0.0
},
"raw_lh_opportunities": [],
"fetch_error": "PsiError('PSI 400 for https://www.vampirevape.co.uk/privacy-policy (mobile): Lighthouse returned error: FAILED_DOCUMENT_REQUEST. Lighthouse was unable to reliably load the page that you requested. Mak"
},
{
"url": "https://www.vampirevape.co.uk/promotional-postcard-vv-e-liquid-0325",
"final_url": "https://www.vampirevape.co.uk/promotional-postcard-vv-e-liquid-0325",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 607.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 607.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 13.137999999999996,
"style_layout_ms": 40.19399999999999,
"rendering_ms": 0.781,
"script_parsing_ms": 0.0,
"other_ms": 42.98400000000003,
"total_ms": 97.09700000000002
},
"raw_lh_opportunities": [
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 380 ms"
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/promotional-postcard-vv-e-liquid-0325",
"final_url": "https://www.vampirevape.co.uk/promotional-postcard-vv-e-liquid-0325",
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"performance_score": 96,
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"best_practices_score": 92,
"seo_score": 82,
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"value": 2254.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2254.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
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"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
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"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
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"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
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"unused_css": [],
"images": [],
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"style_layout_ms": 24.156000000000002,
"rendering_ms": 0.6023999999999999,
"script_parsing_ms": 0.0,
"other_ms": 34.254,
"total_ms": 93.096
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"raw_lh_opportunities": [
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,490 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
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{
"url": "https://www.vampirevape.co.uk/resin-short-section-510-drip-tip",
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"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"value": 603.0,
"unit": "ms",
"rating": "good",
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{
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"unit": "ms",
"rating": "good",
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{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 603.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
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"unit": "ms",
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"source": "field"
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"origin_field_metrics": [
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
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{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
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"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 12.974,
"style_layout_ms": 44.574,
"rendering_ms": 0.647,
"script_parsing_ms": 0.0,
"other_ms": 48.281000000000056,
"total_ms": 106.47600000000006
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"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 380 ms"
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/resin-short-section-510-drip-tip",
"final_url": "https://www.vampirevape.co.uk/resin-short-section-510-drip-tip",
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"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2312.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2312.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 600.0,
"unit": "ms",
"rating": "good",
"source": "lab"
}
],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
}
],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 752.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 7.297200000000001,
"style_layout_ms": 40.479600000000005,
"rendering_ms": 1.2011999999999998,
"script_parsing_ms": 0.0,
"other_ms": 39.36480000000002,
"total_ms": 88.34280000000004
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"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,510 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/smok-mag-empty-pod-2ml-3pk",
"final_url": "https://www.vampirevape.co.uk/smok-mag-empty-pod-2ml-3pk",
"strategy": "desktop",
"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 160.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
}
],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 3.805,
"style_layout_ms": 22.23,
"rendering_ms": 0.474,
"script_parsing_ms": 0.0,
"other_ms": 22.200000000000014,
"total_ms": 48.70900000000001
},
"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
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"display": ""
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{
"id": "landmark-one-main",
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},
{
"id": "font-display-insight",
"title": "Font display",
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{
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{
"id": "font-display-insight",
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"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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{
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{
"id": "font-display-insight",
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"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
"id": "errors-in-console",
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},
{
"id": "render-blocking-insight",
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"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
"id": "color-contrast",
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{
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{
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{
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{
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{
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
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{
"id": "landmark-one-main",
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{
"id": "render-blocking-insight",
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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},
{
"id": "color-contrast",
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{
"id": "render-blocking-insight",
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{
"id": "landmark-one-main",
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},
{
"id": "font-display-insight",
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{
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},
{
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},
{
"id": "font-display-insight",
"title": "Font display",
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{
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},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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{
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{
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},
{
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},
{
"id": "color-contrast",
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},
{
"id": "font-display-insight",
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{
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{
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"rating": "good",
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{
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"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
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{
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"rating": "poor",
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"third_party": [
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{
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"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.26171875
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"style_layout_ms": 39.1,
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{
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"title": "`` element does not have a `[lang]` attribute",
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},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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{
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"unit": "unitless",
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{
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"unit": "ms",
"rating": "needs_improvement",
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{
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{
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"unit": "ms",
"rating": "good",
"source": "field"
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{
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{
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"rating": "needs_improvement",
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{
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
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{
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"value": 2251.0,
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"rating": "needs_improvement",
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{
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"source": "crux_origin"
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"third_party": [
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{
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"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.255859375
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"style_layout_ms": 18.023999999999997,
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"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"display": "Est savings of 1,490 ms"
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{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
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"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
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"display": ""
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"unit": "unitless",
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{
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"unit": "ms",
"rating": "good",
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{
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"unit": "ms",
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"source": "field"
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{
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{
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"rating": "needs_improvement",
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{
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{
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"unit": "unitless",
"rating": "good",
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{
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"unit": "ms",
"rating": "needs_improvement",
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},
{
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"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.1904296875,
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"fires_before_consent": null
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{
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"render_blocking": [
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"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 230.0,
"transfer_kb": 2.26171875
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"other_ms": 36.677,
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"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
"id": "html-has-lang",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 20 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/uwell-caliburn-tenet-vape-pod-kit-carbon-black",
"final_url": "https://www.vampirevape.co.uk/uwell-caliburn-tenet-vape-pod-kit-carbon-black",
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"lab_metrics": [
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"value": 2283.0,
"unit": "ms",
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{
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"value": 0.0,
"unit": "ms",
"rating": "good",
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2283.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
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{
"name": "TTFB",
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"unit": "ms",
"rating": "good",
"source": "lab"
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"field_metrics": [
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"unit": "ms",
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{
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"unit": "ms",
"rating": "good",
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},
{
"name": "CLS",
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"unit": "unitless",
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"source": "field"
},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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],
"origin_field_metrics": [
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"unit": "ms",
"rating": "good",
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{
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"unit": "ms",
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},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
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{
"name": "FCP",
"value": 2251.0,
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"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
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"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
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{
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"main_thread_ms": 0.0,
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"render_blocking": [
{
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"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
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"main_thread": {
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"style_layout_ms": 26.034,
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"other_ms": 32.04600000000003,
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"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
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"unit": "ms",
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{
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"unit": "ms",
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{
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"unit": "unitless",
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{
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"unit": "ms",
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"rating": "good",
"source": "field"
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{
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
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{
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"unit": "ms",
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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"unit": "unitless",
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{
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"unit": "ms",
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"source": "crux_origin"
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{
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"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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"third_party": [
{
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"fires_before_consent": null
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{
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{
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.26171875
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"images": [],
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{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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"display": "Est savings of 10 ms"
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{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 370 ms"
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},
{
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"final_url": "https://www.vampirevape.co.uk/uwell-crown-d-vape-pod-kit-blue",
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"unit": "ms",
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{
"name": "INP_lab_proxy",
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"unit": "ms",
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
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{
"name": "FCP",
"value": 2283.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
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{
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"unit": "ms",
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"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
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"unit": "ms",
"rating": "good",
"source": "field"
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{
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"unit": "unitless",
"rating": "good",
"source": "field"
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{
"name": "FCP",
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"rating": "needs_improvement",
"source": "field"
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{
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"rating": "poor",
"source": "field"
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{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
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{
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"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
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"rating": "poor",
"source": "crux_origin"
}
],
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"third_party": [
{
"entity": "Google Fonts",
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"matched_family": null,
"fires_before_consent": null
},
{
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"render_blocking": [
{
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"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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"images": [],
"main_thread": {
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"style_layout_ms": 45.7128,
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"other_ms": 61.3476,
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"raw_lh_opportunities": [
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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"display": "Est savings of 10 ms"
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{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,500 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/uwell-viscore-8000-prefilled-pod-refill",
"final_url": "https://www.vampirevape.co.uk/uwell-viscore-8000-prefilled-pod-refill",
"strategy": "desktop",
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"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
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"value": 633.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
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"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 633.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 162.0,
"unit": "ms",
"rating": "good",
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
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"unit": "ms",
"rating": "good",
"source": "field"
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{
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"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
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"unit": "ms",
"rating": "poor",
"source": "field"
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"origin_field_metrics": [
{
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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"rating": "good",
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},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
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"render_blocking": [
{
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"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
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"style_layout_ms": 26.624,
"rendering_ms": 1.1629999999999998,
"script_parsing_ms": 0.0,
"other_ms": 38.792000000000016,
"total_ms": 77.25300000000003
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"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 420 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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},
{
"url": "https://www.vampirevape.co.uk/uwell-viscore-8000-prefilled-pod-refill",
"final_url": "https://www.vampirevape.co.uk/uwell-viscore-8000-prefilled-pod-refill",
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"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"name": "LCP",
"value": 2311.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
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"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2311.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 600.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
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"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
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"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "poor",
"source": "field"
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],
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"name": "LCP",
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"unit": "ms",
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{
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"rating": "good",
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},
{
"name": "CLS",
"value": 0.0,
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"rating": "good",
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},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
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"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
}
],
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"unused_css": [],
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"main_thread": {
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"style_layout_ms": 39.9204,
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"other_ms": 101.16359999999999,
"total_ms": 156.4752
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"raw_lh_opportunities": [
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,510 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
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{
"url": "https://www.vampirevape.co.uk/vampire-vape-70-30-caramelised-banana-pancake-50ml-shortfill-e-liquid",
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{
"id": "font-display-insight",
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{
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{
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{
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{
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{
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{
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},
{
"id": "font-display-insight",
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{
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{
"id": "errors-in-console",
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{
"id": "render-blocking-insight",
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{
"id": "font-display-insight",
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{
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{
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{
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
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{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
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{
"id": "html-has-lang",
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"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,480 ms"
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{
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{
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{
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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{
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{
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"rating": "needs_improvement",
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{
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{
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"rating": "needs_improvement",
"source": "crux_origin"
},
{
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"rating": "poor",
"source": "crux_origin"
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"fires_before_consent": null
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{
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],
"render_blocking": [
{
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"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.255859375
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],
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"rendering_ms": 1.0044,
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"other_ms": 36.60119999999999,
"total_ms": 72.0636
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"raw_lh_opportunities": [
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,490 ms"
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},
{
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"performance_score": 100,
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"best_practices_score": 92,
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"lab_metrics": [
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"rating": "good",
"source": "lab"
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{
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"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 634.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "TTFB",
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"unit": "ms",
"rating": "good",
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{
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"rating": "needs_improvement",
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{
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{
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{
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"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
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"third_party": [
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{
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{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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"display": "Est savings of 420 ms"
},
{
"id": "html-has-lang",
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"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
}
],
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{
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{
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{
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"third_party": [
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{
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"transfer_kb": 1.1064453125,
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{
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"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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"images": [],
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"style_layout_ms": 73.2168,
"rendering_ms": 2.7707999999999995,
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"other_ms": 180.17160000000013,
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,480 ms"
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{
"id": "html-has-lang",
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"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
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"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"savings_ms": 0,
"display": ""
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"url": "https://www.vampirevape.co.uk/vampire-vape-passionfruit-splash-10ml-e-liquid",
"final_url": "https://www.vampirevape.co.uk/vampire-vape-passionfruit-splash-10ml-e-liquid",
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"rating": "good",
"source": "lab"
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{
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"unit": "ms",
"rating": "good",
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{
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"unit": "unitless",
"rating": "good",
"source": "lab"
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{
"name": "FCP",
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"unit": "ms",
"rating": "good",
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{
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"source": "lab"
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"unit": "ms",
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"source": "field"
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{
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"unit": "ms",
"rating": "good",
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{
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"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
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{
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"rating": "poor",
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{
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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"third_party": [
{
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"main_thread_ms": 0.0,
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"transfer_kb": 16.19140625,
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{
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"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.26171875
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"images": [],
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"style_layout_ms": 24.656999999999996,
"rendering_ms": 0.593,
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"other_ms": 28.82599999999999,
"total_ms": 58.91299999999998
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"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 450 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/vampire-vape-passionfruit-splash-10ml-e-liquid",
"final_url": "https://www.vampirevape.co.uk/vampire-vape-passionfruit-splash-10ml-e-liquid",
"strategy": "mobile",
"performance_score": 95,
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"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"value": 2313.0,
"unit": "ms",
"rating": "good",
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{
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"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2313.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 600.0,
"unit": "ms",
"rating": "good",
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],
"field_metrics": [
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"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
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"unused_css": [],
"images": [],
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"style_layout_ms": 21.3852,
"rendering_ms": 0.5688,
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"other_ms": 32.61000000000001,
"total_ms": 61.12680000000001
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"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 1,520 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/vampire-vape-pineapple-10ml-e-liquid",
"final_url": "https://www.vampirevape.co.uk/vampire-vape-pineapple-10ml-e-liquid",
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"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"value": 634.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
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"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 634.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
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"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
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"unit": "ms",
"rating": "poor",
"source": "field"
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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"unit": "ms",
"rating": "good",
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{
"name": "CLS",
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"rating": "good",
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{
"name": "FCP",
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"rating": "needs_improvement",
"source": "crux_origin"
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{
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"source": "crux_origin"
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"third_party": [
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"blocking_time_ms": 0.0,
"transfer_kb": 16.1904296875,
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"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
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"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.26171875
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],
"unused_js": [],
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"style_layout_ms": 39.46,
"rendering_ms": 0.6880000000000001,
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"other_ms": 37.13600000000002,
"total_ms": 83.79300000000002
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"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 410 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
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],
"fetch_error": null
},
{
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"unit": "ms",
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{
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{
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{
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"unit": "ms",
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{
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"rating": "good",
"source": "field"
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{
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"rating": "good",
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{
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"rating": "needs_improvement",
"source": "field"
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{
"name": "TTFB",
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"unit": "ms",
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{
"name": "LCP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
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{
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{
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{
"id": "landmark-one-main",
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{
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{
"id": "font-display-insight",
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{
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{
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{
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{
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{
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{
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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{
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{
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
"id": "landmark-one-main",
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},
{
"id": "render-blocking-insight",
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
"id": "errors-in-console",
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{
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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{
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{
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},
{
"id": "font-display-insight",
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"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
"id": "errors-in-console",
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"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"display": ""
},
{
"id": "html-has-lang",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
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},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
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"display": ""
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},
{
"url": "https://www.vampirevape.co.uk/vaporesso-luxe-x3-kit",
"final_url": "https://www.vampirevape.co.uk/vaporesso-luxe-x3-kit",
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"rating": "good",
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{
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"unit": "ms",
"rating": "good",
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{
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"rating": "good",
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{
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"value": 2254.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
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"unit": "ms",
"rating": "good",
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"unit": "ms",
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"source": "field"
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"unit": "ms",
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"source": "field"
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{
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"rating": "good",
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{
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"rating": "needs_improvement",
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{
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"rating": "poor",
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"source": "crux_origin"
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{
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"rating": "good",
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{
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"unit": "unitless",
"rating": "good",
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{
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"rating": "needs_improvement",
"source": "crux_origin"
},
{
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{
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{
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"title": "`` element does not have a `[lang]` attribute",
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{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"display": "Est savings of 1,490 ms"
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
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{
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"rating": "needs_improvement",
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{
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"render_blocking": [
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"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.26171875
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"images": [],
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"style_layout_ms": 44.870000000000005,
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{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
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"display": ""
},
{
"id": "html-has-lang",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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{
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"unit": "ms",
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{
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{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
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{
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{
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{
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{
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"source": "crux_origin"
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{
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"transfer_kb": 1.1064453125
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{
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"transfer_kb": 2.255859375
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],
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
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},
{
"id": "color-contrast",
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"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
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{
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"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.26171875
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"unused_css": [],
"images": [],
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"style_layout_ms": 47.288000000000004,
"rendering_ms": 0.89,
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"other_ms": 85.63000000000007,
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"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
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"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"savings_ms": 0,
"display": "Est savings of 440 ms"
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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],
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},
{
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{
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"rating": "good",
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
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{
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"unit": "ms",
"rating": "good",
"source": "lab"
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"field_metrics": [
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"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
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{
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"unit": "ms",
"rating": "good",
"source": "field"
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{
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"rating": "good",
"source": "field"
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{
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"rating": "needs_improvement",
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{
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"rating": "poor",
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{
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{
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"unit": "unitless",
"rating": "good",
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{
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"rating": "needs_improvement",
"source": "crux_origin"
},
{
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"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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"third_party": [
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{
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"render_blocking": [
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"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
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"transfer_kb": 2.255859375
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"raw_lh_opportunities": [
{
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"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,510 ms"
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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],
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},
{
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{
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{
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{
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{
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{
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"rating": "good",
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{
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"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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],
"lcp_detail": null,
"third_party": [
{
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"main_thread_ms": 0.0,
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{
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],
"render_blocking": [
{
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"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
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{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.4091796875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
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"style_layout_ms": 34.772,
"rendering_ms": 0.721,
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"other_ms": 34.28500000000002,
"total_ms": 75.08600000000003
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"raw_lh_opportunities": [
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 410 ms"
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/voopoo-drag-q-kit-classic-red",
"final_url": "https://www.vampirevape.co.uk/voopoo-drag-q-kit-classic-red",
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"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
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"value": 2282.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
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"unit": "ms",
"rating": "good",
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{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2282.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
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"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
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{
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"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
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{
"name": "TTFB",
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"unit": "ms",
"rating": "poor",
"source": "field"
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],
"origin_field_metrics": [
{
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{
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{
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{
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"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
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],
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"third_party": [
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"sub_requests": 2,
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"fires_before_consent": null
},
{
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],
"render_blocking": [
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"transfer_kb": 1.1064453125
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{
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"transfer_kb": 2.255859375
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],
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{
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"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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"display": "Est savings of 10 ms"
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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"display": "Est savings of 1,520 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
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"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
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{
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{
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{
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"unit": "ms",
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{
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{
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"rating": "good",
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{
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"rating": "good",
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{
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
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{
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"unit": "ms",
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{
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{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
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"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.1904296875,
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"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
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"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 230.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 202.0,
"transfer_kb": 2.26171875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 6.915999999999999,
"style_layout_ms": 34.184,
"rendering_ms": 0.569,
"script_parsing_ms": 0.0,
"other_ms": 41.05100000000001,
"total_ms": 82.72000000000001
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"raw_lh_opportunities": [
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 410 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
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"savings_ms": 0,
"display": ""
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],
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},
{
"url": "https://www.vampirevape.co.uk/voopoo-mtl-pnp-replacement-pods-2pk",
"final_url": "https://www.vampirevape.co.uk/voopoo-mtl-pnp-replacement-pods-2pk",
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"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
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{
"name": "LCP",
"value": 2282.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
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{
"name": "FCP",
"value": 2282.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
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{
"name": "CLS",
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"unit": "unitless",
"rating": "good",
"source": "field"
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{
"name": "FCP",
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"unit": "ms",
"rating": "needs_improvement",
"source": "field"
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{
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"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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],
"origin_field_metrics": [
{
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"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
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"third_party": [
{
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"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
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"sub_requests": 2,
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"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
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{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 751.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 751.0,
"transfer_kb": 2.255859375
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 8.377200000000002,
"style_layout_ms": 18.334799999999998,
"rendering_ms": 1.3692,
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"other_ms": 31.83480000000001,
"total_ms": 59.916000000000004
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"raw_lh_opportunities": [
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,520 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/voopoo-tpp-pod-silver-2pk",
"final_url": "https://www.vampirevape.co.uk/voopoo-tpp-pod-silver-2pk",
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"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"unit": "ms",
"rating": "good",
"source": "lab"
},
{
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"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 604.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "TTFB",
"value": 161.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "field"
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],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 1956.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 1871.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.19140625,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
"sub_requests": 1,
"matched_vendor": null,
"matched_family": null,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 201.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 201.0,
"transfer_kb": 2.26171875
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
"script_evaluation_ms": 5.885,
"style_layout_ms": 25.684000000000005,
"rendering_ms": 0.8370000000000001,
"script_parsing_ms": 0.0,
"other_ms": 29.455999999999996,
"total_ms": 61.862
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"raw_lh_opportunities": [
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 390 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
"savings_ms": 0,
"display": "Est savings of 10 ms"
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],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/voopoo-tpp-pod-silver-2pk",
"final_url": "https://www.vampirevape.co.uk/voopoo-tpp-pod-silver-2pk",
"strategy": "mobile",
"performance_score": 96,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
{
"name": "LCP",
"value": 2255.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "INP_lab_proxy",
"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 2255.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "lab"
},
{
"name": "TTFB",
"value": 601.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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],
"field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 89.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "field"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "field"
}
],
"origin_field_metrics": [
{
"name": "LCP",
"value": 2487.0,
"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "INP",
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"unit": "ms",
"rating": "good",
"source": "crux_origin"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "crux_origin"
},
{
"name": "FCP",
"value": 2251.0,
"unit": "ms",
"rating": "needs_improvement",
"source": "crux_origin"
},
{
"name": "TTFB",
"value": 2019.0,
"unit": "ms",
"rating": "poor",
"source": "crux_origin"
}
],
"lcp_detail": null,
"third_party": [
{
"entity": "Google Fonts",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 16.142578125,
"sub_requests": 2,
"matched_vendor": null,
"matched_family": null,
"fires_before_consent": null
},
{
"entity": "srverror.com",
"main_thread_ms": 0.0,
"blocking_time_ms": 0.0,
"transfer_kb": 1.1064453125,
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],
"render_blocking": [
{
"url": "https://www.srverror.com/styles.css",
"wasted_ms": 780.0,
"transfer_kb": 1.1064453125
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"wasted_ms": 752.0,
"transfer_kb": 2.255859375
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],
"unused_js": [],
"unused_css": [],
"images": [],
"main_thread": {
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"style_layout_ms": 45.9912,
"rendering_ms": 1.6775999999999998,
"script_parsing_ms": 0.0,
"other_ms": 41.20919999999999,
"total_ms": 94.5084
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"raw_lh_opportunities": [
{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "landmark-one-main",
"title": "Document does not have a main landmark.",
"description": "One main landmark helps screen reader users navigate a web page. [Learn more about landmarks](https://dequeuniversity.com/rules/axe/4.11/landmark-one-main).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
"score": 0,
"savings_ms": 0,
"display": "Est savings of 1,480 ms"
},
{
"id": "html-has-lang",
"title": "`` element does not have a `[lang]` attribute",
"description": "If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute](https://dequeuniversity.com/rules/axe/4.11/html-has-lang).",
"score": 0,
"savings_ms": 0,
"display": ""
},
{
"id": "color-contrast",
"title": "Background and foreground colours do not have a sufficient contrast ratio.",
"description": "Low-contrast text is difficult or impossible for many users to read. [Learn how to provide sufficient colour contrast](https://dequeuniversity.com/rules/axe/4.11/color-contrast).",
"score": 0,
"savings_ms": 0,
"display": ""
}
],
"fetch_error": null
},
{
"url": "https://www.vampirevape.co.uk/voopoo-vinci-spark100-vape-kit",
"final_url": "https://www.vampirevape.co.uk/voopoo-vinci-spark100-vape-kit",
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"performance_score": 100,
"accessibility_score": 73,
"best_practices_score": 92,
"seo_score": 82,
"lab_metrics": [
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"name": "LCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
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"value": 0.0,
"unit": "ms",
"rating": "good",
"source": "lab"
},
{
"name": "CLS",
"value": 0.0,
"unit": "unitless",
"rating": "good",
"source": "lab"
},
{
"name": "FCP",
"value": 632.0,
"unit": "ms",
"rating": "good",
"source": "lab"
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{
"name": "TTFB",
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"unit": "ms",
"rating": "good",
"source": "lab"
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"name": "LCP",
"value": 2244.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "INP",
"value": 57.0,
"unit": "ms",
"rating": "good",
"source": "field"
},
{
"name": "CLS",
"value": 0.05,
"unit": "unitless",
"rating": "good",
"source": "field"
},
{
"name": "FCP",
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{
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{
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{
"id": "landmark-one-main",
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{
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
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{
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
"score": 0,
"savings_ms": 0,
"display": ""
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{
"id": "landmark-one-main",
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
"score": 0.5,
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"display": "Est savings of 10 ms"
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{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
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"third_party": [
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{
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"render_blocking": [
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{
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},
{
"id": "font-display-insight",
"title": "Font display",
"description": "Consider setting [font-display](https://developer.chrome.com/blog/font-display) to swap or optional to ensure that text is consistently visible. swap can be further optimised to mitigate layout shifts with [font metric overrides](https://developer.chrome.com/blog/font-fallbacks).",
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{
"id": "errors-in-console",
"title": "Browser errors were logged to the console",
"description": "Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit](https://developer.chrome.com/docs/lighthouse/best-practices/errors-in-console/)",
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"savings_ms": 0,
"display": ""
},
{
"id": "html-has-lang",
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"score": 0,
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"display": ""
},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
"description": "Requests are blocking the page's initial render, which may delay LCP. [Deferring or inlining](https://web.dev/learn/performance/understanding-the-critical-path#render-blocking_resources) can move these network requests out of the critical path.",
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{
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{
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{
"id": "errors-in-console",
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},
{
"id": "render-blocking-insight",
"title": "Render blocking requests",
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{
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"title": "Font display",
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"total_wasted_kb": 451.65625,
"mean_wasted_percent": 69.84294738364302,
"strategy": "desktop"
},
{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1",
"kind": "unused_js",
"pages_seen_on": 3,
"total_pages": 100,
"page_coverage_pct": 3.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 192.2041015625,
"mean_wasted_percent": 40.48799451076718,
"strategy": "desktop"
},
{
"url": "https://consent.cookiebot.com/f1ba143c-1f4b-4949-a465-e709abdeeb5e/cc.js?renew=false&referer=www.vampirevape.co.uk&dnt=false&init=false",
"kind": "unused_js",
"pages_seen_on": 7,
"total_pages": 100,
"page_coverage_pct": 7.000000000000001,
"total_wasted_ms": 0.0,
"total_wasted_kb": 175.1337890625,
"mean_wasted_percent": 24.46880354717179,
"strategy": "desktop"
},
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64t1h1",
"kind": "unused_js",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 171.837890625,
"mean_wasted_percent": 54.331659787743256,
"strategy": "desktop"
},
{
"url": "https://consent.cookiebot.com/uc.js?cbid=f1ba143c-1f4b-4949-a465-e709abdeeb5e&implementation=gtm&consentmode-dataredaction=dynamic",
"kind": "unused_js",
"pages_seen_on": 4,
"total_pages": 100,
"page_coverage_pct": 4.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 90.9765625,
"mean_wasted_percent": 64.38325869408968,
"strategy": "desktop"
},
{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1h1",
"kind": "unused_js",
"pages_seen_on": 1,
"total_pages": 100,
"page_coverage_pct": 1.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 63.986328125,
"mean_wasted_percent": 40.44118554728487,
"strategy": "desktop"
},
{
"url": "https://www.srverror.com/styles.css",
"kind": "render_blocking",
"pages_seen_on": 86,
"total_pages": 100,
"page_coverage_pct": 86.0,
"total_wasted_ms": 65823.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
},
{
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"kind": "render_blocking",
"pages_seen_on": 86,
"total_pages": 100,
"page_coverage_pct": 86.0,
"total_wasted_ms": 65032.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/4b99b28e82d75b2e19802a36528948d2.min.css",
"kind": "render_blocking",
"pages_seen_on": 7,
"total_pages": 100,
"page_coverage_pct": 7.000000000000001,
"total_wasted_ms": 3367.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/dc682e5d32b130d237723be506e42f0a.min.css",
"kind": "render_blocking",
"pages_seen_on": 5,
"total_pages": 100,
"page_coverage_pct": 5.0,
"total_wasted_ms": 2866.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/6cca0708a05d06be0c985d3aa34e2da9.min.css",
"kind": "render_blocking",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 1052.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/frontend/FlavourWarehouse/VampireVape/en_GB/FlavourWarehouse_Marketing/js/labels.min.js",
"kind": "render_blocking",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 903.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/frontend/FlavourWarehouse/VampireVape/en_GB/FlavourWarehouse_Marketing/js/product/labels.min.js",
"kind": "render_blocking",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 902.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/dc682e5d32b130d237723be506e42f0a.min.css",
"kind": "unused_css",
"pages_seen_on": 5,
"total_pages": 100,
"page_coverage_pct": 5.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 147.5029296875,
"mean_wasted_percent": 92.30481170420703,
"strategy": "mobile"
},
{
"url": "https://static.lipscore.com/assets/lipscore-v1-98cfc83a3af5ccbf62bf453b84995412470b050e7eaebe9eef2630dbceb5773f.css",
"kind": "unused_css",
"pages_seen_on": 7,
"total_pages": 100,
"page_coverage_pct": 7.000000000000001,
"total_wasted_ms": 0.0,
"total_wasted_kb": 114.9833984375,
"mean_wasted_percent": 98.19223075678843,
"strategy": "mobile"
},
{
"url": "#CybotCookiebotDialog *,#CybotCookiebotDialogBodyUnderlay *{background:transparent; … } …",
"kind": "unused_css",
"pages_seen_on": 7,
"total_pages": 100,
"page_coverage_pct": 7.000000000000001,
"total_wasted_ms": 0.0,
"total_wasted_kb": 75.9404296875,
"mean_wasted_percent": 81.51001540832048,
"strategy": "mobile"
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/_cache/merged/6cca0708a05d06be0c985d3aa34e2da9.min.css",
"kind": "unused_css",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 58.02734375,
"mean_wasted_percent": 90.50750481428754,
"strategy": "mobile"
},
{
"url": "https://www.googletagmanager.com/gtm.js?id=GTM-WDR9M62",
"kind": "unused_js",
"pages_seen_on": 7,
"total_pages": 100,
"page_coverage_pct": 7.000000000000001,
"total_wasted_ms": 0.0,
"total_wasted_kb": 417.96484375,
"mean_wasted_percent": 42.74960159014063,
"strategy": "mobile"
},
{
"url": "https://static.lipscore.com/assets/en/lipscore-v1.js",
"kind": "unused_js",
"pages_seen_on": 7,
"total_pages": 100,
"page_coverage_pct": 7.000000000000001,
"total_wasted_ms": 0.0,
"total_wasted_kb": 398.25,
"mean_wasted_percent": 70.37652774859531,
"strategy": "mobile"
},
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64t1",
"kind": "unused_js",
"pages_seen_on": 4,
"total_pages": 100,
"page_coverage_pct": 4.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 345.353515625,
"mean_wasted_percent": 54.629203748831706,
"strategy": "mobile"
},
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64t1h1",
"kind": "unused_js",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 171.1484375,
"mean_wasted_percent": 54.14495942523534,
"strategy": "mobile"
},
{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1h1",
"kind": "unused_js",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 170.28125,
"mean_wasted_percent": 53.80323825531032,
"strategy": "mobile"
},
{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1",
"kind": "unused_js",
"pages_seen_on": 2,
"total_pages": 100,
"page_coverage_pct": 2.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 125.4375,
"mean_wasted_percent": 39.631685887089944,
"strategy": "mobile"
},
{
"url": "https://consent.cookiebot.com/f1ba143c-1f4b-4949-a465-e709abdeeb5e/cc.js?renew=false&referer=www.vampirevape.co.uk&dnt=false&init=false",
"kind": "unused_js",
"pages_seen_on": 5,
"total_pages": 100,
"page_coverage_pct": 5.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 125.0908203125,
"mean_wasted_percent": 24.46867035703575,
"strategy": "mobile"
},
{
"url": "https://consent.cookiebot.com/uc.js?cbid=f1ba143c-1f4b-4949-a465-e709abdeeb5e&implementation=gtm&consentmode-dataredaction=dynamic",
"kind": "unused_js",
"pages_seen_on": 3,
"total_pages": 100,
"page_coverage_pct": 3.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 68.232421875,
"mean_wasted_percent": 64.38325869408968,
"strategy": "mobile"
},
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64u0h2",
"kind": "unused_js",
"pages_seen_on": 1,
"total_pages": 100,
"page_coverage_pct": 1.0,
"total_wasted_ms": 0.0,
"total_wasted_kb": 65.15625,
"mean_wasted_percent": 41.19510252468187,
"strategy": "mobile"
}
],
"deep_scripts": [
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/frontend/FlavourWarehouse/VampireVape/en_GB/FlavourWarehouse_Marketing/js/product/labels.min.js",
"vendor": null,
"content_length_kb": 0.244140625,
"content_encoding": "gzip",
"cache_max_age_seconds": 2592000,
"minified": true,
"version_hint": null,
"notes": [],
"fetched_ok": true
},
{
"url": "https://www.vampirevape.co.uk/static/version1774449510/frontend/FlavourWarehouse/VampireVape/en_GB/FlavourWarehouse_Marketing/js/labels.min.js",
"vendor": null,
"content_length_kb": 0.4619140625,
"content_encoding": "gzip",
"cache_max_age_seconds": 2592000,
"minified": true,
"version_hint": null,
"notes": [],
"fetched_ok": true
},
{
"url": "https://www.googletagmanager.com/gtm.js?id=GTM-WDR9M62",
"vendor": null,
"content_length_kb": 142.5400390625,
"content_encoding": "gzip",
"cache_max_age_seconds": 900,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 900s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
},
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64t1",
"vendor": null,
"content_length_kb": 161.6474609375,
"content_encoding": "gzip",
"cache_max_age_seconds": 900,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 900s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
},
{
"url": "https://static.lipscore.com/assets/en/lipscore-v1.js",
"vendor": null,
"content_length_kb": 80.91796875,
"content_encoding": "gzip",
"cache_max_age_seconds": null,
"minified": true,
"version_hint": null,
"notes": [],
"fetched_ok": true
},
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64t1h1",
"vendor": null,
"content_length_kb": 161.638671875,
"content_encoding": "gzip",
"cache_max_age_seconds": 900,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 900s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
},
{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1",
"vendor": null,
"content_length_kb": 161.6513671875,
"content_encoding": "gzip",
"cache_max_age_seconds": 900,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 900s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
},
{
"url": "https://consent.cookiebot.com/f1ba143c-1f4b-4949-a465-e709abdeeb5e/cc.js?renew=false&referer=www.vampirevape.co.uk&dnt=false&init=false",
"vendor": null,
"content_length_kb": 78.3173828125,
"content_encoding": "gzip",
"cache_max_age_seconds": 1,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 1s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
},
{
"url": "https://www.googletagmanager.com/gtag/destination?id=G-B0FRYP2L33&cx=c>m=4e64t1h1",
"vendor": null,
"content_length_kb": 161.6416015625,
"content_encoding": "gzip",
"cache_max_age_seconds": 900,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 900s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
},
{
"url": "https://consent.cookiebot.com/uc.js?cbid=f1ba143c-1f4b-4949-a465-e709abdeeb5e&implementation=gtm&consentmode-dataredaction=dynamic",
"vendor": null,
"content_length_kb": 26.73828125,
"content_encoding": "gzip",
"cache_max_age_seconds": 314,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 314s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
},
{
"url": "https://www.googletagmanager.com/gtag/js?id=G-B0FRYP2L33&cx=c>m=4e64u0h2",
"vendor": null,
"content_length_kb": 161.4189453125,
"content_encoding": "gzip",
"cache_max_age_seconds": 900,
"minified": true,
"version_hint": null,
"notes": [
"Cache-Control max-age is only 900s — users re-download on every visit. Aim for ≥1 year with a content hash in the filename."
],
"fetched_ok": true
}
],
"findings": [
{
"id": "third-party:desktop:Google Tag Manager:https://www.vampirevape.co.uk",
"severity": "critical",
"category": "third_party",
"title": "Google Tag Manager costs 343ms blocking + 621ms main-thread on desktop",
"detail": "Rank #1 by blocking time on this page. Google Tag Manager transfers 299 KB and keeps the main thread busy for 621ms, delaying INP and TBT. It fires BEFORE consent according to the tracking audit — so it's degrading experience for users who reject cookies too.",
"recommendation": "GTM's own weight usually means a lot of tags. Run GTM Preview and look for tags firing on every page that could be scoped to specific events or URLs.",
"dev_action": "GTM's own weight usually means a lot of tags. Run GTM Preview and look for tags firing on every page that could be scoped to specific events or URLs.",
"estimated_savings_ms": 343.1081999927759,
"affected_urls": [
"https://www.vampirevape.co.uk"
],
"strategy": "desktop",
"strategies": [
"desktop"
],
"evidence": {
"entity": "Google Tag Manager",
"matched_vendor": "gtm",
"fires_before_consent": true,
"blocking_ms": 343.1081999927759,
"main_thread_ms": 621.8469999879599,
"transfer_kb": 299.1083984375
}
},
{
"id": "third-party:mobile:Google Tag Manager:https://www.vampirevape.co.uk",
"severity": "critical",
"category": "third_party",
"title": "Google Tag Manager costs 218ms blocking + 414ms main-thread on mobile",
"detail": "Rank #1 by blocking time on this page. Google Tag Manager transfers 299 KB and keeps the main thread busy for 414ms, delaying INP and TBT. It fires BEFORE consent according to the tracking audit — so it's degrading experience for users who reject cookies too.",
"recommendation": "GTM's own weight usually means a lot of tags. Run GTM Preview and look for tags firing on every page that could be scoped to specific events or URLs.",
"dev_action": "GTM's own weight usually means a lot of tags. Run GTM Preview and look for tags firing on every page that could be scoped to specific events or URLs.",
"estimated_savings_ms": 218.93639998286963,
"affected_urls": [
"https://www.vampirevape.co.uk"
],
"strategy": "mobile",
"strategies": [
"mobile"
],
"evidence": {
"entity": "Google Tag Manager",
"matched_vendor": "gtm",
"fires_before_consent": true,
"blocking_ms": 218.93639998286963,
"main_thread_ms": 414.8939999714494,
"transfer_kb": 299.1083984375
}
},
{
"id": "third-party:desktop:Cookiebot:https://www.vampirevape.co.uk",
"severity": "critical",
"category": "third_party",
"title": "Cookiebot costs 83ms blocking + 189ms main-thread on desktop",
"detail": "Rank #2 by blocking time on this page. Cookiebot transfers 141 KB and keeps the main thread busy for 189ms, delaying INP and TBT. It fires BEFORE consent according to the tracking audit — so it's degrading experience for users who reject cookies too.",
"recommendation": "Load Cookiebot with `async defer`, push it as late as safely possible, and if it's tag-manager-loaded, add a consent trigger. If it's not strictly needed for functionality, lazy-load on first interaction.",
"dev_action": "Load Cookiebot with `async defer`, push it as late as safely possible, and if it's tag-manager-loaded, add a consent trigger. If it's not strictly needed for functionality, lazy-load on first interaction.",
"estimated_savings_ms": 83.87879999354482,
"affected_urls": [
"https://www.vampirevape.co.uk"
],
"strategy": "desktop",
"strategies": [
"desktop"
],
"evidence": {
"entity": "Cookiebot",
"matched_vendor": "cookiebot",
"fires_before_consent": true,
"blocking_ms": 83.87879999354482,
"main_thread_ms": 189.79799998924136,
"transfer_kb": 140.775390625
}
},
{
"id": "sitewide-res:render_blocking:mobile:https://www.srverror.com/styles.css",
"severity": "high",
"category": "render_blocking",
"title": "https://www.srverror.com/styles.css blocks render on 86% of pages — 65823ms aggregate wasted",
"detail": "Seen on 86/100 audited mobile pages.",
"recommendation": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"dev_action": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"estimated_savings_ms": 65823.0,
"affected_urls": [],
"strategy": "mobile",
"strategies": [
"mobile"
],
"evidence": {
"url": "https://www.srverror.com/styles.css",
"kind": "render_blocking",
"pages_seen_on": 86,
"total_pages": 100,
"page_coverage_pct": 86.0,
"total_wasted_ms": 65823.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
}
},
{
"id": "sitewide-res:render_blocking:mobile:https://fonts.googleapis.com/css?family=Open+Sans",
"severity": "high",
"category": "render_blocking",
"title": "https://fonts.googleapis.com/css?family=Open+Sans blocks render on 86% of pages — 65032ms aggregate wasted",
"detail": "Seen on 86/100 audited mobile pages.",
"recommendation": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"dev_action": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"estimated_savings_ms": 65032.0,
"affected_urls": [],
"strategy": "mobile",
"strategies": [
"mobile"
],
"evidence": {
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"kind": "render_blocking",
"pages_seen_on": 86,
"total_pages": 100,
"page_coverage_pct": 86.0,
"total_wasted_ms": 65032.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "mobile"
}
},
{
"id": "sitewide-res:render_blocking:desktop:https://www.srverror.com/styles.css",
"severity": "high",
"category": "render_blocking",
"title": "https://www.srverror.com/styles.css blocks render on 85% of pages — 18393ms aggregate wasted",
"detail": "Seen on 85/100 audited desktop pages.",
"recommendation": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"dev_action": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"estimated_savings_ms": 18393.0,
"affected_urls": [],
"strategy": "desktop",
"strategies": [
"desktop"
],
"evidence": {
"url": "https://www.srverror.com/styles.css",
"kind": "render_blocking",
"pages_seen_on": 85,
"total_pages": 100,
"page_coverage_pct": 85.0,
"total_wasted_ms": 18393.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "desktop"
}
},
{
"id": "sitewide-res:render_blocking:desktop:https://fonts.googleapis.com/css?family=Open+Sans",
"severity": "high",
"category": "render_blocking",
"title": "https://fonts.googleapis.com/css?family=Open+Sans blocks render on 85% of pages — 17588ms aggregate wasted",
"detail": "Seen on 85/100 audited desktop pages.",
"recommendation": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"dev_action": "This single file blocks render across most of the site. Defer it (add `defer`), preload it, or inline its critical portion. Biggest sitewide win per line-of-change you'll find.",
"estimated_savings_ms": 17588.0,
"affected_urls": [],
"strategy": "desktop",
"strategies": [
"desktop"
],
"evidence": {
"url": "https://fonts.googleapis.com/css?family=Open+Sans",
"kind": "render_blocking",
"pages_seen_on": 85,
"total_pages": 100,
"page_coverage_pct": 85.0,
"total_wasted_ms": 17588.0,
"total_wasted_kb": 0.0,
"mean_wasted_percent": 0.0,
"strategy": "desktop"
}
},
{
"id": "sitewide-3p:desktop:Google Tag Manager",
"severity": "high",
"category": "third_party",
"title": "Google Tag Manager — 2599ms aggregate blocking across the audit (desktop)",
"detail": "Google Tag Manager appears on 8/100 pages (8%). Mean blocking per page: 324ms. Total main-thread time: 4732ms. Transfer: 3031KB sitewide. Fires BEFORE consent on pages with a CMP — degrading experience even for users who reject cookies.",
"recommendation": "Because Google Tag Manager is on most of the site, fixing it once yields a sitewide lift. Move it behind a consent trigger, defer until user interaction, or switch to server-side tagging if it supports it.",
"dev_action": "In GTM, find all tags firing Google Tag Manager. Change their triggers to `Consent Initialization` + `analytics_storage=granted` (or `ad_storage=granted` for ads tags). If hard-coded in the template, move the `