Lighthouse Mobile

· 0 checks — Mobile Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.

SCORE

GRADE

FIX

REVIEW

PASS

INFO

Detailed Report

Audit breakdown by category with detailed findings.

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

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 features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Performance issues directly impact user engagement and conversion rates.

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A long cache lifetime can speed up repeat visits to your page. Learn more about caching.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Request	Cache TTL	Transfer Size
www.gstatic.com/charts/51/js/jsapi_compiled_ui_module.js	3600.0 s	167.1 KiB
/img/a/AVvXsEjEpiqNdlHWVuviZW6rdD86RLkYJm12N-HEPsLQbQMOLn...	86400.0 s	284.6 KiB
www.gstatic.com/charts/51/js/jsapi_compiled_default_module.js	3600.0 s	82.6 KiB
/img/b/R29vZ2xl/AVvXsEiGxEhLsT6UsOVCdPVetCpIF9NDmSN1ivSht...	86400.0 s	93.8 KiB
/img/b/R29vZ2xl/AVvXsEgF5u8lenC4qPkpD6Kh3m-6blW-3i6FFcDO2...	86400.0 s	91.0 KiB
/img/b/R29vZ2xl/AVvXsEgSWkNk4ZcZaNvifiHCG4HdCf_0QJI_Z9YD4...	86400.0 s	65.1 KiB
/img/b/R29vZ2xl/AVvXsEgA0-CP6F9XMPUTP7MDWrLJKyPv9_o_oASmt...	86400.0 s	41.3 KiB
/pagead/managed/js/adsense/m202608040101/show_ads_impl_fy...	1209600.0 s	165.3 KiB
www.gstatic.com/charts/loader.js	3600.0 s	18.6 KiB
/img/b/R29vZ2xl/AVvXsEh2ukbKyY0TvA_A_kXE7ElLz1woQqbQghA-k...	86400.0 s	33.3 KiB
www.gstatic.com/charts/51/loader.js	3600.0 s	15.6 KiB
/img/b/R29vZ2xl/AVvXsEgXVkJY4HFIT0ZnJ0yUpZDj7Y1iVn9b4AL0B...	86400.0 s	17.9 KiB
www.gstatic.com/charts/51/js/jsapi_compiled_graphics_module.js	3600.0 s	7.8 KiB
s3.tradingview.com/external-embedding/embed-widget-ticker-tape.js	300.0 s	5.9 KiB
/img/b/R29vZ2xl/AVvXsEgvmOPdGeW8a7wPULLh_99a2waBAaaW6NzhT...	86400.0 s	12.4 KiB
/img/b/R29vZ2xl/AVvXsEiG5wRHOFy0R-XJg6-wffc-gkfbU3NPSjhqi...	86400.0 s	9.5 KiB
/img/b/R29vZ2xl/AVvXsEggthDLhg7owP4Dct2E2SRC_vru1TmWH94e-...	86400.0 s	9.3 KiB
www.gstatic.com/charts/51/css/util/util.css	3600.0 s	3.2 KiB
/img/b/R29vZ2xl/AVvXsEiBuWzk23bCpg4GuW9UgcobeJd4XkiHJ6Dfq...	86400.0 s	4.6 KiB
/img/b/R29vZ2xl/AVvXsEit87rXeRkk6Xgo45EvS_1n2Z3xSWuIKfSr8...	86400.0 s	3.8 KiB
www.gstatic.com/charts/51/js/jsapi_compiled_corechart_module.js	3600.0 s	1.3 KiB
www.blogger.com/img/share_buttons_20_3.png	604800.0 s	5.1 KiB
www.gstatic.com/charts/51/css/core/tooltip.css	3600.0 s	560 B
www.madcoinvlog.de/js/cookienotice.js	604800.0 s	2.3 KiB
resources.blogblog.com/img/widgets/subscribe-netvibes.png	604800.0 s	1.5 KiB
resources.blogblog.com/img/widgets/subscribe-yahoo.png	604800.0 s	694 B
resources.blogblog.com/img/icon_feed12.png	604800.0 s	590 B
resources.blogblog.com/blogblog/data/1kt/awesomeinc/body_background_dark.png	604800.0 s	531 B
resources.blogblog.com/img/widgets/icon_wikipedia_w.png	604800.0 s	500 B
resources.blogblog.com/img/widgets/s_top.png	604800.0 s	449 B
resources.blogblog.com/img/widgets/s_bottom.png	604800.0 s	285 B
www.blogger.com/img/widgets/icon_wikipedia_search.png	604800.0 s	272 B
www.blogger.com/img/widgets/stats-flipper.png	604800.0 s	256 B
resources.blogblog.com/blogblog/data/1kt/awesomeinc/body_gradient_dark.png	604800.0 s	254 B
resources.blogblog.com/img/widgets/arrow_dropdown.gif	604800.0 s	238 B

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]

items: [map[reflowTime:17.1 source:map[type:text value:[unattributed]]] map[reflowTime:0.181 source:map[column:260 line:439 type:source-location url:https://pagead2.googlesyndication.com/pagead/managed/js/adsense/m202608040101/show_ads_impl_fy2021.js urlProvider:network]]]

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

	URL	Resource Size	Est Savings
MadCoinVlog – Bitcoin & Kryptowährungen verständlich erklärt `div#Header1 > div#header-inner > a > img#Header1_headerimg`	/img/a/AVvXsEjEpiqNdlHWVuviZW6rdD86RLkYJm12N-HEPsLQbQMOLn...	284.3 KiB	254.8 KiB
Quelle Bild: app.gomining.com `div#post-body-8248377678585942355 > div.separator > p > img`	/v0/b/blogger-blogspot-e0ea5.appspot.com/o/user/uN9OierIj...	131.7 KiB	111.8 KiB
div > div.separator > a > img `div > div.separator > a > img`	/img/b/R29vZ2xl/AVvXsEiGxEhLsT6UsOVCdPVetCpIF9NDmSN1ivSht...	93.7 KiB	85.3 KiB
div > div.separator > a > img `div > div.separator > a > img`	/img/b/R29vZ2xl/AVvXsEgF5u8lenC4qPkpD6Kh3m-6blW-3i6FFcDO2...	90.9 KiB	80.6 KiB
BlockDAG X1 `span > span > a > img`	/img/b/R29vZ2xl/AVvXsEgSWkNk4ZcZaNvifiHCG4HdCf_0QJI_Z9YD4...	65.0 KiB	54.5 KiB
BDAG steigt `article > div.separator > a > img`	/img/b/R29vZ2xl/AVvXsEgA0-CP6F9XMPUTP7MDWrLJKyPv9_o_oASmt...	41.2 KiB	34.6 KiB
div > p > a > img `div > p > a > img`	/img/b/R29vZ2xl/AVvXsEh2ukbKyY0TvA_A_kXE7ElLz1woQqbQghA-k...	33.1 KiB	29.5 KiB
div.item-content > div.item-thumbnail > a > img `div.item-content > div.item-thumbnail > a > img`	/img/b/R29vZ2xl/AVvXsEgvmOPdGeW8a7wPULLh_99a2waBAaaW6NzhT...	12.2 KiB	11.4 KiB
Bitcoin heute - BTC stabil trotz Börsenstress \| MadCoinVlog.de `div#post-body-7505374392570095490 > div > div > img`	/img/b/R29vZ2xl/AVvXsEgXVkJY4HFIT0ZnJ0yUpZDj7Y1iVn9b4AL0B...	17.8 KiB	11.3 KiB
ALL-INKL.COM - Webhosting Server Hosting Domain Provider `div#HTML4 > div.widget-content > a > img`	all-inkl.com/banner/all-inkl_banner_468x60_black.jpg	15.2 KiB	10.7 KiB
div#sidebar-right-1 > div#Image1 > div.widget-content > img#Image1_img `div#sidebar-right-1 > div#Image1 > div.widget-content > img#Image1_img`	/img/b/R29vZ2xl/AVvXsEggthDLhg7owP4Dct2E2SRC_vru1TmWH94e-...	9.1 KiB	7.4 KiB

Each subpart has specific improvement strategies. Ideally, most of the LCP time should be spent on loading the resources, not within delays.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:label label:Subpart valueType:text] map[key:duration label:Duration valueType:ms]]

items: [map[duration:853.057998046875 label:Time to first byte subpart:timeToFirstByte] map[duration:34.095001953125 label:Resource load delay subpart:resourceLoadDelay] map[duration:1643.827 label:Resource load duration subpart:resourceLoadDuration] map[duration:56.29 label:Element render delay subpart:elementRenderDelay]]

lhId: page-0-IMG

nodeLabel: MadCoinVlog – Bitcoin & Kryptowährungen verständlich erklärt

path: 1,HTML,1,BODY,3,DIV,1,DIV,1,DIV,1,DIV,0,HEADER,0,DIV,1,DIV,1,DIV,0,DIV,0,DIV,0,DIV,0,A,0,IMG

selector: div#Header1 > div#header-inner > a > img#Header1_headerimg

snippet: <img alt="MadCoinVlog – Bitcoin & Kryptowährungen verständlich erklärt" height="165px; " id="Header1_headerimg" src="https://blogger.googleusercontent.com/img/a/AVvXsEjEpiqNdlHWVuviZW6rdD86RL…" style="display: block" width="1100px; ">

Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading

Why this matters

Performance issues directly impact user engagement and conversion rates.

lhId: page-0-IMG

nodeLabel: MadCoinVlog – Bitcoin & Kryptowährungen verständlich erklärt

path: 1,HTML,1,BODY,3,DIV,1,DIV,1,DIV,1,DIV,0,HEADER,0,DIV,1,DIV,1,DIV,0,DIV,0,DIV,0,DIV,0,A,0,IMG

selector: div#Header1 > div#header-inner > a > img#Header1_headerimg

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

More than 4 preconnect connections were found. These should be used sparingly and only to the most important origins.

description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.

title: Preconnected origins

description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.

title: Preconnect candidates

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL	Transfer Size	Duration
www.blogger.com/static/v1/widgets/2872013778-css_bundle_v2.css	8.3 KiB	757 ms

Consider setting font-display to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with font metric overrides.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL	Est Savings
fonts.gstatic.com/s/roboto/v48/KFO7CnqEu92Fr1ME7kSn66aGLdTylUAMa3yUBHMdazQ.woff2	5.0 ms

Tap interactions may be delayed by up to 300 ms if the viewport is not optimized for mobile.

Why this matters

Performance issues directly impact user engagement and conversion rates.


head > meta `head > meta`

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 878 ms

URL	Time Spent
www.madcoinvlog.de/	878 ms
www.madcoinvlog.de/?m=1	0.0 ms

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Diagnostics

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 2.0 s 512.2 KiB

URL	Transfer Size	Est Savings
/pagead/managed/js/adsense/m202608040101/show_ads_impl_fy...	165.3 KiB	123.0 KiB
www.gstatic.com/charts/51/js/jsapi_compiled_ui_module.js	167.0 KiB	113.1 KiB
www.blogger.com/static/v1/jsbin/1860843701-lbx__de.js	121.3 KiB	102.4 KiB
www.googletagmanager.com/gtag/js?id=G-BQC7BZVYVF	166.9 KiB	66.5 KiB
www.gstatic.com/charts/51/js/jsapi_compiled_default_module.js	82.5 KiB	46.9 KiB
/pagead/js/adsbygoogle.js?client=ca-pub-9727256455675658&...	55.8 KiB	30.5 KiB
www.blogger.com/static/v1/widgets/4033524873-widgets.js	52.2 KiB	29.8 KiB

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.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL	Total CPU Time	Script Evaluation	Script Parse
www.madcoinvlog.de/?m=1	3.9 s	199 ms	8.8 ms
www.googletagmanager.com/gtag/js?id=G-BQC7BZVYVF	830 ms	726 ms	77 ms
Unattributable	712 ms	19 ms	0.0 ms
/pagead/managed/js/adsense/m202608040101/show_ads_impl_fy...	651 ms	440 ms	197 ms
/_/translate_http/_/js/k=translate_http.tr.pt_BR.JQ7a-cm8...	395 ms	329 ms	40 ms
s3.tradingview.com/external-embedding/embed-widget-ticker-tape.js	240 ms	178 ms	28 ms
/_/scs/abc-static/_/js/k=gapi.lb.en.9vdPKhB0RUg.O/m=gapi_...	169 ms	144 ms	22 ms
/pagead/js/adsbygoogle.js?client=ca-pub-9727256455675658&...	165 ms	140 ms	24 ms
www.gstatic.com/charts/51/js/jsapi_compiled_ui_module.js	118 ms	23 ms	80 ms
www.blogger.com/static/v1/jsbin/1860843701-lbx__de.js	98 ms	40 ms	57 ms
www.blogger.com/static/v1/widgets/4033524873-widgets.js	96 ms	56 ms	34 ms
www.gstatic.com/charts/51/js/jsapi_compiled_default_module.js	90 ms	40 ms	41 ms
ep2.adtrafficquality.google/sodar/sodar2.js	67 ms	60 ms	3.5 ms
www.gstatic.com/charts/51/loader.js	54 ms	42 ms	9.7 ms

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

Category	Time Spent
Script Evaluation	2.5 s
Other	2.2 s
Rendering	1.3 s
Style & Layout	961 ms
Script Parsing & Compilation	655 ms
Parse HTML & CSS	92 ms
Garbage Collection	46 ms

Many navigations are performed by going back to a previous page, or forwards again. The back/forward cache (bfcache) can speed up these return navigations. Learn more about the bfcache

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failure reason	Failure type
Pages with WebSocket cannot enter back/forward cache.	Pending browser support

Minifying CSS files can reduce network payload sizes. Learn how to minify CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 0.0 ms 2.6 KiB

URL	Transfer Size	Est Savings
<!-- /* ----------------------------------------------- Blogger Template Style Name: Awesome Inc. …	5.3 KiB	2.6 KiB

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

	URL
ALL-INKL.COM - Webhosting Server Hosting Domain Provider `div#HTML4 > div.widget-content > a > img`	all-inkl.com/banner/all-inkl_banner_468x60_black.jpg
div > div.separator > a > img `div > div.separator > a > img`	/img/b/R29vZ2xl/AVvXsEh2ukbKyY0TvA_A_kXE7ElLz1woQqbQghA-k...
div > p > a > img `div > p > a > img`	/img/b/R29vZ2xl/AVvXsEh2ukbKyY0TvA_A_kXE7ElLz1woQqbQghA-k...
div.item-content > div.item-thumbnail > a > img `div.item-content > div.item-thumbnail > a > img`	/img/b/R29vZ2xl/AVvXsEgvmOPdGeW8a7wPULLh_99a2waBAaaW6NzhT...
div.item-content > div.item-thumbnail > a > img `div.item-content > div.item-thumbnail > a > img`	/img/b/R29vZ2xl/AVvXsEiBuWzk23bCpg4GuW9UgcobeJd4XkiHJ6Dfq...
div.item-content > div.item-thumbnail > a > img `div.item-content > div.item-thumbnail > a > img`	/img/b/R29vZ2xl/AVvXsEit87rXeRkk6Xgo45EvS_1n2Z3xSWuIKfSr8...
div.wikipedia-searchtable > span > a.wikipedia-search-wiki-link > img.wikipedia-icon `div.wikipedia-searchtable > span > a.wikipedia-search-wiki-link > img.wikipedia-icon`	resources.blogblog.com/img/widgets/icon_wikipedia_w.png
div.top > span.inner > span > img.feed-icon `div.top > span.inner > span > img.feed-icon`	resources.blogblog.com/img/icon_feed12.png
div.top > span.inner > span > img.feed-icon `div.top > span.inner > span > img.feed-icon`	resources.blogblog.com/img/icon_feed12.png
div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow `div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow`	resources.blogblog.com/img/widgets/arrow_dropdown.gif
div#SW_READER_LIST_CLOSED_Subscribe2COMMENT > div.top > span.inner > img.subscribe-dropdown-arrow `div#SW_READER_LIST_CLOSED_Subscribe2COMMENT > div.top > span.inner > img.subscribe-dropdown-arrow`	resources.blogblog.com/img/widgets/arrow_dropdown.gif

More information about the performance of your application. These numbers don't directly affect the Performance score.

●Layout shift culprits

●Optimize DOM size

●Modern HTTP

●Minify JavaScript

●Reduce unused CSS

●Avoids enormous network payloads Total size was 2,412 KiB

●User Timing marks and measures 2 user timings

●Avoid long main-thread tasks 19 long tasks found

●Avoid non-composited animations 1 animated element found

●Network Requests

●Network Round Trip Times 220 ms

●Server Backend Latencies 1,270 ms

●Tasks

●Diagnostics

●Metrics

●Screenshot Thumbnails

●Final Screenshot

●Script Treemap Data

●Resources Summary

●Initial server response time was short Root document took 330 ms

●Avoid large layout shifts 2 layout shifts found

○INP breakdown

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Montag, 27. April 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Freitag, 27. März 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Donnerstag, 26. März 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Mittwoch, 11. März 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Dienstag, 10. März 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Montag, 9. März 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Donnerstag, 26. Februar 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Montag, 26. Januar 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Sonntag, 25. Januar 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Freitag, 23. Januar 2026 `div.blog-posts > div.date-outer > h2.date-header > span`
weiterlesen `div.post-outer > div.post > div.jump-link > a.jump-link`
Marktlage: Breiter Rückgang bei Bitcoin, Ethereum und Altcoins. Hinter der Bewe… `ul > li > div.item-content > div.item-snippet`
Als Bitcoin im Januar 2009 erstmals öffentlich in Erscheinung trat, nahm kaum j… `ul > li > div.item-content > div.item-snippet`
Neben dem Bitcoin ist eines der berühmtesten Coins der Ethereum Coin (ETH) , do… `ul > li > div.item-content > div.item-snippet`
Gold `div#Label2 > div.widget-content > span.label-size > a`
Markenbotschafter `div#Label2 > div.widget-content > span.label-size > a`
Silber `div#Label2 > div.widget-content > span.label-size > a`
Visa `div#Label2 > div.widget-content > span.label-size > a`
April 2026 (1) `div#ArchiveList > div#BlogArchive1_ArchiveList > ul.flat > li.archivedate`
März 2026 (5) `div#ArchiveList > div#BlogArchive1_ArchiveList > ul.flat > li.archivedate`
Februar 2026 (1) `div#ArchiveList > div#BlogArchive1_ArchiveList > ul.flat > li.archivedate`
Januar 2026 (10) `div#ArchiveList > div#BlogArchive1_ArchiveList > ul.flat > li.archivedate`
Selecione o idioma Abecásio Achinês Acholi Afar Africâner Aimará Albanês Alur A… `div#footer-1 > div#Translate1 > div#google_translate_element > div.skiptranslate`
Tradutor `div#google_translate_element > div.skiptranslate > span > a.VIpgJd-ZVi9od-l4eHX-hSRGPd`

These are opportunities to improve the legibility of your content.

Names and labels

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
strong > div.separator > a > img `strong > div.separator > a > img`
div > div.separator > a > img `div > div.separator > a > img`
div > div.separator > a > img `div > div.separator > a > img`
div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow `div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow`
div#SW_READER_LIST_CLOSED_Subscribe2COMMENT > div.top > span.inner > img.subscribe-dropdown-arrow `div#SW_READER_LIST_CLOSED_Subscribe2COMMENT > div.top > span.inner > img.subscribe-dropdown-arrow`
div.wikipedia-searchtable > span > a.wikipedia-search-wiki-link > img.wikipedia-icon `div.wikipedia-searchtable > span > a.wikipedia-search-wiki-link > img.wikipedia-icon`

Labels ensure that form controls are announced properly by assistive technologies, like screen readers. Learn more about form element labels.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.wikipedia-searchtable > span.wikipedia-search-bar > span.wikipedia-input-box > input#Wikipedia1_wikipedia-search-input `div.wikipedia-searchtable > span.wikipedia-search-bar > span.wikipedia-input-box > input#Wikipedia1_wikipedia-search-input`

Screen reader users rely on frame titles to describe the contents of frames. Learn more about frame titles.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div > div > div#followers-iframe-container > iframe#I0_1786304280847 `div > div > div#followers-iframe-container > iframe#I0_1786304280847`

Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn how to make links accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div > strong > div.separator > a `div > strong > div.separator > a`
div > div > div.separator > a `div > div > div.separator > a`
div#post-body-3004705060273047292 > div > div.separator > a `div#post-body-3004705060273047292 > div > div.separator > a`
li > div.item-content > div.item-thumbnail > a `li > div.item-content > div.item-thumbnail > a`
li > div.item-content > div.item-thumbnail > a `li > div.item-content > div.item-thumbnail > a`
li > div.item-content > div.item-thumbnail > a `li > div.item-content > div.item-thumbnail > a`
`form#Wikipedia1_wikipedia-search-form > div.wikipedia-searchtable > span > a.wikipedia-search-wiki-link`

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Navigation

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.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
🚀 Nach enormen Abfall, jetzt Rekordanstieg mit knapp 300 % Gewinn `div.post > div#post-body-4901593896635718050 > article > h3`
Viele Coins verlieren an Wert: Was jetzt wirklich dahintersteckt – und wie du r… `article > div > div > h3`

These are opportunities to improve keyboard navigation in your application.

Best practices

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.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
BTC `div#Label2 > div.widget-content > span.label-size > a`
GoMining `div#Label2 > div.widget-content > span.label-size > a`
VSN `div#Label2 > div.widget-content > span.label-size > a`
Vision `div#Label2 > div.widget-content > span.label-size > a`
Markenbotschafter `div#Label2 > div.widget-content > span.label-size > a`
Silber `div#Label2 > div.widget-content > span.label-size > a`

These items highlight common accessibility best practices.

○Interactive controls are keyboard focusable

○Interactive elements indicate their purpose and state

○The page has a logical tab order

○Visual order on the page follows DOM order

○User focus is not accidentally trapped in a region

○The user's focus is directed to new content added to the page

○HTML5 landmark elements are used to improve navigation

○Offscreen content is hidden from assistive technology

○Custom controls have associated labels

○Custom controls have ARIA roles

●`[aria-*]` attributes match their roles

●`[aria-hidden="true"]` is not present on the document `<body>`

●`[aria-*]` attributes have valid values

●`[aria-*]` attributes are valid and not misspelled

●Input buttons have discernible text.

●`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.

●Select elements have associated label elements.

●ARIA attributes are used as specified for the element's role

●`[aria-hidden="true"]` elements do not contain focusable descendents

●Elements use only permitted ARIA attributes

●Document has a `<title>` element

●`<html>` element has a `[lang]` attribute

●`<html>` element has a valid value for its `[lang]` attribute

●Links are distinguishable without relying on color.

●Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).

●List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements

●No element has a `[tabindex]` value greater than 0

●Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.

●`[lang]` attributes have a valid value

●Document has a main landmark.

●All heading elements contain content.

●Identical links have the same purpose.

●Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.

○`[accesskey]` values are unique

○`button`, `link`, and `menuitem` elements have accessible names

○Deprecated ARIA roles were not used

○Elements with `role="dialog"` or `role="alertdialog"` have accessible names.

○ARIA input fields have accessible names

○ARIA `meter` elements have accessible names

○ARIA `progressbar` elements have accessible names

○`[role]`s have all required `[aria-*]` attributes

○Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.

○`[role]`s are contained by their required parent element

○`[role]` values are valid

○Elements with the `role=text` attribute do not have focusable descendents.

○ARIA toggle fields have accessible names

○ARIA `tooltip` elements have accessible names

○ARIA `treeitem` elements have accessible names

○Buttons have an accessible name

○The page contains a heading, skip link, or landmark region

○`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.

○Definition list items are wrapped in `<dl>` elements

○ARIA IDs are unique

○No form fields have multiple labels

○`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.

○`<input type="image">` elements have `[alt]` text

○The document does not use `<meta http-equiv="refresh">`

○`<object>` elements have alternate text

○Skip links are focusable.

○`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.

○`<video>` elements contain a `<track>` element with `[kind="captions"]`

○Tables have different content in the summary attribute and `<caption>`.

○Uses ARIA roles only on compatible elements

○Image elements do not have `[alt]` attributes that are redundant text.

○Elements with visible text labels have matching accessible names.

○`<td>` elements in a large `<table>` have one or more table headers.

Best Practices

User Experience

Image natural dimensions should be proportional to the display size and the pixel ratio to maximize image clarity. Learn how to provide responsive images.

Why this matters

Performance issues directly impact user engagement and conversion rates.

	URL	Displayed size	Actual size	Expected size
MadCoinVlog – Bitcoin & Kryptowährungen verständlich erklärt `div#Header1 > div#header-inner > a > img#Header1_headerimg`	/img/a/AVvXsEjEpiqNdlHWVuviZW6rdD86RLkYJm12N-HEPsLQbQMOLn...	1100 x 165	1100 x 165	1650 x 248
div > div.separator > a > img `div > div.separator > a > img`	/img/b/R29vZ2xl/AVvXsEiGxEhLsT6UsOVCdPVetCpIF9NDmSN1ivSht...	227 x 227	227 x 227	341 x 341
strong > div.separator > a > img `strong > div.separator > a > img`	/img/b/R29vZ2xl/AVvXsEiG5wRHOFy0R-XJg6-wffc-gkfbU3NPSjhqi...	181 x 200	181 x 200	272 x 300
div#sidebar-right-1 > div#Image1 > div.widget-content > img#Image1_img `div#sidebar-right-1 > div#Image1 > div.widget-content > img#Image1_img`	/img/b/R29vZ2xl/AVvXsEggthDLhg7owP4Dct2E2SRC_vru1TmWH94e-...	187 x 56	187 x 56	281 x 84
div.top > span.inner > span > img.feed-icon `div.top > span.inner > span > img.feed-icon`	resources.blogblog.com/img/icon_feed12.png	12 x 12	12 x 12	18 x 18
div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow `div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow`	resources.blogblog.com/img/widgets/arrow_dropdown.gif	13 x 10	13 x 10	20 x 15

●Uses HTTPS

●Avoids deprecated APIs

●Avoids third-party cookies

●Allows users to paste into input fields

●Avoids requesting the geolocation permission on page load

●Avoids requesting the notification permission on page load

●Displays images with correct aspect ratio

●Page has the HTML doctype

●Properly defines charset

●No browser errors logged to the console

●No issues in the `Issues` panel in Chrome Devtools

●Ensure CSP is effective against XSS attacks

●Use a strong HSTS policy

●Ensure proper origin isolation with COOP

●Mitigate clickjacking with XFO or CSP

●Mitigate DOM-based XSS with Trusted Types

●Page has valid source maps

○Redirects HTTP traffic to HTTPS

○Detected JavaScript libraries

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Content Best Practices

Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more about the `alt` attribute.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
strong > div.separator > a > img `strong > div.separator > a > img`
div > div.separator > a > img `div > div.separator > a > img`
div > div.separator > a > img `div > div.separator > a > img`
div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow `div#SW_READER_LIST_CLOSED_Subscribe2POST > div.top > span.inner > img.subscribe-dropdown-arrow`
div#SW_READER_LIST_CLOSED_Subscribe2COMMENT > div.top > span.inner > img.subscribe-dropdown-arrow `div#SW_READER_LIST_CLOSED_Subscribe2COMMENT > div.top > span.inner > img.subscribe-dropdown-arrow`
div.wikipedia-searchtable > span > a.wikipedia-search-wiki-link > img.wikipedia-icon `div.wikipedia-searchtable > span > a.wikipedia-search-wiki-link > img.wikipedia-icon`

Format your HTML in a way that enables crawlers to better understand your app’s content.

○Structured data is valid

●Page isn’t blocked from indexing

●Document has a `<title>` element

●Document has a meta description

●Page has successful HTTP status code

●Links have descriptive text

●Links are crawlable

●Document has a valid `hreflang`

●Document has a valid `rel=canonical`

○robots.txt is valid