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lenta.ru Mobile Performance
14/100
These metrics represent real-world Chrome users experience viewing lenta.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
Cumulative Layout Shift
First Input Delay
First Contentful Paint
Largest Contentful Paint
Metrics
Total Blocking Time0/100 4,350 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Speed Index1/100 15.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Time to Interactive1/100 26.9 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Largest Contentful Paint3/100 8.0 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Cumulative Layout Shift19/100 0.474
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
First Contentful Paint80/100 2.8 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Should Fix (23)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Serve images in next-gen formats
Potential savings of 9,826 KiB
52,500 ms
Efficiently encode images
Potential savings of 4,339 KiB
21,600 ms
Remove unused JavaScript
Potential savings of 703 KiB
6,360 ms
Properly size images
Potential savings of 649 KiB
3,300 ms
Reduce initial server response time
Root document took 2,860 ms
2,258 ms
Eliminate render-blocking resources
Potential savings of 650 ms
649 ms
Remove unused CSS
Potential savings of 62 KiB
600 ms
Enable text compression
Potential savings of 8 KiB
150 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
Reduce the impact of third-party code
Third-party code blocked the main thread for 2,730 ms
Does not use passive listeners to improve scrolling performance
Avoid enormous network payloads
Total size was 14,298 KiB
Minimize main-thread work
18.5 s
Avoid `document.write()`
Reduce JavaScript execution time
11.8 s
Serve static assets with an efficient cache policy
29 resources found
Avoid an excessive DOM size
1,308 elements
User Timing marks and measures
11 user timings
Keep request counts low and transfer sizes small
377 requests • 14,298 KiB
Avoid large layout shifts
5 elements found
Avoid chaining critical requests
1 chain found
Largest Contentful Paint element
1 element found
Avoid long main-thread tasks
20 long tasks found
Passed Audits (7)
Minify JavaScript
Preconnect to required origins
Defer offscreen images
Avoid multiple page redirects
Potential savings of 630 ms
Preload key requests
Use video formats for animated content
Minify CSS
lenta.ru Mobile SEO
93/100
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 (1)
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
Passed Audits (13)
Document has a valid `hreflang`
Tap targets are sized appropriately
100% appropriately sized tap targets
Document has a `<title>` element
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Document has a valid `rel=canonical`
Page has successful HTTP status code
Page isn’t blocked from indexing
Document has a meta description
Document avoids plugins
Links are crawlable
Document uses legible font sizes
99.15% legible text
robots.txt is valid
Links have descriptive text
lenta.ru Mobile Best Practices
62/100
These checks highlight opportunities to improve the overall code health of lenta.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 (5)
User Experience
Serves images with low resolution
Trust and Safety
Links to cross-origin destinations are unsafe
Does not use HTTPS
1 insecure request found
Includes front-end JavaScript libraries with known security vulnerabilities
1 vulnerability detected
General
Browser errors were logged to the console
Passed Audits (9)
Displays images with correct aspect ratio
Avoids requesting the geolocation permission on page load
Avoids deprecated APIs
Properly defines charset
Page has the HTML doctype
Avoids requesting the notification permission on page load
Detected JavaScript libraries
Avoids Application Cache
Allows users to paste into password fields
lenta.ru Mobile Progressive Web App
64/100
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 (3)
PWA Optimized
Manifest doesn't have a maskable icon
Fast and reliable
Page load is not fast enough on mobile networks
Interactive at 26.9 s
Installable
Does not use HTTPS
1 insecure request found
Passed Audits (11)
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Content is sized correctly for the viewport
Provides a valid `apple-touch-icon`
Contains some content when JavaScript is not available
Sets a theme color for the address bar.
Current page responds with a 200 when offline
Web app manifest meets the installability requirements
Registers a service worker that controls page and `start_url`
Configured for a custom splash screen
Redirects HTTP traffic to HTTPS
`start_url` responds with a 200 when offline
lenta.ru Mobile Accessibility
74/100
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 (5)
Tables and lists
These are opportunities to to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
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
Image elements do not have `[alt]` attributes
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
`[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5.
Passed Audits (13)
`[aria-*]` attributes are valid and not misspelled
Document has a `<title>` element
ARIA IDs are unique
`<html>` element has a valid value for its `[lang]` attribute
`[aria-hidden="true"]` elements do not contain focusable descendents
`[aria-*]` attributes have valid values
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
Buttons have an accessible name
`[aria-hidden="true"]` is not present on the document `<body>`
`[aria-*]` attributes match their roles
`<html>` element has a `[lang]` attribute
Links have a discernible name
The page contains a heading, skip link, or landmark region
Mobile Usability
98/100
These checks validate how easily a visitor can use lenta.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 (1)
Size tap targets appropriately
Passed Audits (4)
Avoid plugins
Configure the viewport
Size content to viewport
Use legible font sizes
Mobile Speed
56/100
These checks analyze the performance of lenta.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 (4)
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Optimize images
Leverage browser caching
Prioritize visible content
Passed Audits (6)
Avoid landing page redirects
Enable compression
Reduce server response time
Minify CSS
Minify HTML
Minify JavaScript
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