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labirint.ru Mobile Performance
2/100
These metrics represent real-world Chrome users experience viewing labirint.ru on mobile devices. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.
User Loading Experience
First Input Delay
First Contentful Paint
Cumulative Layout Shift
Largest Contentful Paint
Metrics
Time to Interactive0/100 36.2 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Largest Contentful Paint0/100 12.4 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Speed Index0/100 24.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Total Blocking Time0/100 9,450 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Cumulative Layout Shift9/100 0.642
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
First Contentful Paint11/100 6.7 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Should Fix (21)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Remove unused CSS
Potential savings of 556 KiB
5,790 ms
Remove unused JavaScript
Potential savings of 910 KiB
5,100 ms
Eliminate render-blocking resources
Potential savings of 4,760 ms
4,760 ms
Serve images in next-gen formats
Potential savings of 293 KiB
1,950 ms
Minify JavaScript
Potential savings of 200 KiB
1,830 ms
Defer offscreen images
Potential savings of 321 KiB
1,740 ms
Reduce initial server response time
Root document took 1,720 ms
1,123 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Ensure text remains visible during webfont load
Minimize main-thread work
32.2 s
Avoid `document.write()`
Does not use passive listeners to improve scrolling performance
Avoid an excessive DOM size
5,302 elements
Reduce the impact of third-party code
Third-party code blocked the main thread for 11,240 ms
Reduce JavaScript execution time
20.3 s
Serve static assets with an efficient cache policy
163 resources found
Avoid enormous network payloads
Total size was 4,359 KiB
Avoid long main-thread tasks
20 long tasks found
Largest Contentful Paint element
1 element found
Keep request counts low and transfer sizes small
277 requests • 4,359 KiB
Avoid chaining critical requests
51 chains found
Avoid large layout shifts
5 elements found
Passed Audits (8)
Preload key requests
Efficiently encode images
Preconnect to required origins
Enable text compression
Properly size images
Avoid multiple page redirects
Potential savings of 630 ms
Use video formats for animated content
Minify CSS
labirint.ru Mobile SEO
83/100
These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.
Should Fix (3)
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have `[alt]` attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. Learn more.
Tap targets are not sized appropriately
62% appropriately sized tap targets
Passed Audits (11)
robots.txt is valid
Document has a valid `hreflang`
Links have descriptive text
Document uses legible font sizes
91.59% legible text
Document has a `<title>` element
Document has a meta description
Page isn’t blocked from indexing
Page has successful HTTP status code
Document avoids plugins
Document has a valid `rel=canonical`
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
labirint.ru Mobile Best Practices
54/100
These checks highlight opportunities to improve the overall code health of labirint.ru mobile page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.
Should Fix (6)
Trust and Safety
Does not use HTTPS
1 insecure request found
Includes front-end JavaScript libraries with known security vulnerabilities
5 vulnerabilities detected
Links to cross-origin destinations are unsafe
User Experience
Serves images with low resolution
General
Browser errors were logged to the console
Browser Compatibility
Page lacks the HTML doctype, thus triggering quirks-mode
Passed Audits (8)
Avoids requesting the notification permission on page load
Displays images with correct aspect ratio
Avoids requesting the geolocation permission on page load
Avoids Application Cache
Properly defines charset
Allows users to paste into password fields
Detected JavaScript libraries
Avoids deprecated APIs
labirint.ru Mobile Progressive Web App
39/100
These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.
Should Fix (6)
Fast and reliable
Current page does not respond with a 200 when offline
`start_url` does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive at 36.2 s
PWA Optimized
Manifest doesn't have a maskable icon
Installable
Does not register a service worker that controls page and `start_url`
Does not use HTTPS
1 insecure request found
Passed Audits (8)
Sets a theme color for the address bar.
Web app manifest meets the installability requirements
Content is sized correctly for the viewport
Redirects HTTP traffic to HTTPS
Contains some content when JavaScript is not available
Configured for a custom splash screen
Provides a valid `apple-touch-icon`
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
labirint.ru Mobile Accessibility
75/100
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Should Fix (7)
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
`<html>` element does not have a `[lang]` attribute
Names and labels
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.
`<frame>` or `<iframe>` elements do not have a title
Links do not have a discernible name
Image elements do not have `[alt]` attributes
Buttons do not have an accessible name
Form elements do not have associated labels
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (18)
`[aria-hidden="true"]` is not present on the document `<body>`
No element has a `[tabindex]` value greater than 0
`[aria-*]` attributes have valid values
Document has a `<title>` element
`[role]`s are contained by their required parent element
`[role]` values are valid
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
ARIA IDs are unique
`[aria-hidden="true"]` elements do not contain focusable descendents
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Heading elements appear in a sequentially-descending order
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`[aria-*]` attributes are valid and not misspelled
`[id]` attributes on active, focusable elements are unique
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[role]`s have all required `[aria-*]` attributes
The page contains a heading, skip link, or landmark region
`[aria-*]` attributes match their roles
Mobile Usability
64/100
These checks validate how easily a visitor can use labirint.ru on a mobile device. Test results include a list of any mobile usability problems. Mobile usability problems are issues that can affect a user that visits the page on a mobile (small screen) device, including small font sizes (which are hard to read on a small screen).
Should Fix (3)
Use legible font sizes
Configure the viewport
Size tap targets appropriately
Passed Audits (2)
Avoid plugins
Size content to viewport
Mobile Speed
34/100
These checks analyze the performance of labirint.ru on mobile devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (8)
Optimize images
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Avoid landing page redirects
Leverage browser caching
Prioritize visible content
Reduce server response time
Minify JavaScript
Enable compression
Passed Audits (2)
Minify CSS
Minify HTML
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