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litres.ru Desktop Performance
52/100
These metrics represent real-world Chrome users experience viewing litres.ru web page. 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
Largest Contentful Paint
First Contentful Paint
First Input Delay
Cumulative Layout Shift
Metrics
Speed Index2/100 5.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint9/100 4.9 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Cumulative Layout Shift36/100 0.324
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Time to Interactive62/100 3.9 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
First Contentful Paint91/100 0.9 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Total Blocking Time99/100 70 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Should Fix (17)
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 372 KiB
1,040 ms
Reduce initial server response time
Root document took 1,470 ms
866 ms
Efficiently encode images
Potential savings of 254 KiB
720 ms
Eliminate render-blocking resources
Potential savings of 470 ms
473 ms
Remove unused CSS
Potential savings of 68 KiB
280 ms
Defer offscreen images
Potential savings of 231 KiB
240 ms
Remove unused JavaScript
Potential savings of 231 KiB
120 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Does not use passive listeners to improve scrolling performance
Avoid `document.write()`
Serve static assets with an efficient cache policy
90 resources found
Avoid an excessive DOM size
1,081 elements
Minimizes main-thread work
2.0 s
Avoid long main-thread tasks
2 long tasks found
Avoid large layout shifts
5 elements found
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
20 chains found
Keep request counts low and transfer sizes small
242 requests • 1,908 KiB
Passed Audits (12)
Avoids enormous network payloads
Total size was 1,908 KiB
Minify CSS
Minify JavaScript
Potential savings of 11 KiB
Enable text compression
Potential savings of 9 KiB
JavaScript execution time
0.8 s
Preload key requests
Preconnect to required origins
Avoid multiple page redirects
Potential savings of 190 ms
Use video formats for animated content
Properly size images
All text remains visible during webfont loads
Minimize third-party usage
Third-party code blocked the main thread for 160 ms
litres.ru Desktop 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 (2)
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.
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Passed Audits (10)
Document has a valid `hreflang`
Document has a meta description
Document avoids plugins
Page has successful HTTP status code
Document has a `<title>` element
Document has a valid `rel=canonical`
Page isn’t blocked from indexing
Links have descriptive text
robots.txt is valid
Image elements have `[alt]` attributes
litres.ru Desktop Best Practices
54/100
These checks highlight opportunities to improve the overall code health of litres.ru 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
Links to cross-origin destinations are unsafe
Includes front-end JavaScript libraries with known security vulnerabilities
6 vulnerabilities detected
Requests the notification permission on page load
General
Browser errors were logged to the console
Browser Compatibility
Page lacks the HTML doctype, thus triggering quirks-mode
Passed Audits (8)
Avoids Application Cache
Avoids deprecated APIs
Allows users to paste into password fields
Detected JavaScript libraries
Serves images with appropriate resolution
Avoids requesting the geolocation permission on page load
Properly defines charset
Displays images with correct aspect ratio
litres.ru Desktop Progressive Web App
26/100
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 (8)
Installable
Does not use HTTPS
1 insecure request found
Fast and reliable
Current page does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive on simulated mobile network at 22.2 s
`start_url` does not respond with a 200 when offline
PWA Optimized
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
Is not configured for a custom splash screen
Does not set a theme color for the address bar.
Manifest doesn't have a maskable icon
Passed Audits (5)
Registers a service worker that controls page and `start_url`
Redirects HTTP traffic to HTTPS
Contains some content when JavaScript is not available
Web app manifest meets the installability requirements
Provides a valid `apple-touch-icon`
litres.ru Desktop Accessibility
70/100
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 (6)
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.
Form elements do not have associated labels
Links do not have a discernible name
`<frame>` or `<iframe>` elements do not have a title
Navigation
These are opportunities to improve keyboard navigation in your application.
The page does not contain a heading, skip link, or landmark region
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>`).
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (10)
`[aria-hidden="true"]` elements do not contain focusable descendents
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`<html>` element has a `[lang]` attribute
`[aria-hidden="true"]` is not present on the document `<body>`
`<html>` element has a valid value for its `[lang]` attribute
Document has a `<title>` element
`[id]` attributes on active, focusable elements are unique
Buttons have an accessible name
ARIA IDs are unique
Image elements have `[alt]` attributes
Desktop Speed
60/100
These checks analyze the performance of litres.ru on desktop devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (7)
Optimize images
Leverage browser caching
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Minify JavaScript
Reduce server response time
Minify CSS
Enable compression
Passed Audits (3)
Avoid landing page redirects
Minify HTML
Prioritize visible content
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