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1tv.ru Mobile Performance
2/100
These metrics represent real-world Chrome users experience viewing 1tv.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
Speed Index0/100 20.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Total Blocking Time0/100 9,050 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Time to Interactive0/100 49.6 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Largest Contentful Paint0/100 21.2 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
First Contentful Paint7/100 7.5 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Cumulative Layout Shift9/100 0.644
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (24)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Remove unused CSS
Potential savings of 654 KiB
9,570 ms
Remove unused JavaScript
Potential savings of 1,065 KiB
8,550 ms
Defer offscreen images
Potential savings of 1,544 KiB
7,350 ms
Serve images in next-gen formats
Potential savings of 844 KiB
3,600 ms
Minify JavaScript
Potential savings of 193 KiB
2,700 ms
Eliminate render-blocking resources
Potential savings of 2,160 ms
2,160 ms
Efficiently encode images
Potential savings of 416 KiB
1,650 ms
Avoid multiple page redirects
Potential savings of 1,260 ms
1,260 ms
Reduce initial server response time
Root document took 890 ms
285 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 4,400 ms
Minimize main-thread work
26.1 s
Does not use passive listeners to improve scrolling performance
Avoid `document.write()`
Serve static assets with an efficient cache policy
170 resources found
Avoid enormous network payloads
Total size was 8,120 KiB
Reduce JavaScript execution time
15.2 s
Avoid an excessive DOM size
2,114 elements
Avoid large layout shifts
5 elements found
Avoid chaining critical requests
16 chains found
Keep request counts low and transfer sizes small
305 requests • 8,120 KiB
Avoid long main-thread tasks
20 long tasks found
Largest Contentful Paint element
1 element found
User Timing marks and measures
4 user timings
Passed Audits (6)
Minify CSS
Enable text compression
Potential savings of 7 KiB
Use video formats for animated content
Preload key requests
Preconnect to required origins
Properly size images
1tv.ru Mobile SEO
99/100
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)
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
92% appropriately sized tap targets
Passed Audits (12)
robots.txt is valid
Page isn’t blocked from indexing
Links are crawlable
Document has a valid `hreflang`
Document has a `<title>` element
Document has a meta description
Document uses legible font sizes
99.88% legible text
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Image elements have `[alt]` attributes
Document avoids plugins
Page has successful HTTP status code
Links have descriptive text
1tv.ru Mobile Best Practices
69/100
These checks highlight opportunities to improve the overall code health of 1tv.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 (4)
Trust and Safety
Does not use HTTPS
2 insecure requests found
Includes front-end JavaScript libraries with known security vulnerabilities
7 vulnerabilities detected
General
Browser errors were logged to the console
User Experience
Serves images with low resolution
Passed Audits (10)
Page has the HTML doctype
Avoids requesting the notification permission on page load
Links to cross-origin destinations are safe
Avoids deprecated APIs
Properly defines charset
Detected JavaScript libraries
Allows users to paste into password fields
Avoids requesting the geolocation permission on page load
Displays images with correct aspect ratio
Avoids Application Cache
1tv.ru Mobile Progressive Web App
25/100
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 (9)
PWA Optimized
Manifest doesn't have a maskable icon
Is not configured for a custom splash screen
Does not set a theme color for the address bar.
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 49.6 s
Installable
Does not use HTTPS
2 insecure requests found
Does not register a service worker that controls page and `start_url`
Web app manifest does not meet the installability requirements
Passed Audits (5)
Contains some content when JavaScript is not available
Redirects HTTP traffic to HTTPS
Provides a valid `apple-touch-icon`
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Content is sized correctly for the viewport
1tv.ru Mobile 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 (9)
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` are missing some or all of those required children.
`[aria-hidden="true"]` elements contain focusable descendents
`[aria-*]` attributes do not match their roles
ARIA input fields do not have accessible names
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.
Buttons do not have an accessible name
`<frame>` or `<iframe>` elements do not have a title
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Some elements have a `[tabindex]` value greater than 0
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (17)
`[role]`s have all required `[aria-*]` attributes
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[aria-hidden="true"]` is not present on the document `<body>`
Heading elements appear in a sequentially-descending order
Document has a `<title>` element
`<html>` element has a `[lang]` attribute
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`[id]` attributes on active, focusable elements are unique
`<html>` element has a valid value for its `[lang]` attribute
`[aria-*]` attributes are valid and not misspelled
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Image elements have `[alt]` attributes
The page contains a heading, skip link, or landmark region
`[role]` values are valid
`[role]`s are contained by their required parent element
`[aria-*]` attributes have valid values
ARIA IDs are unique
Mobile Usability
99/100
These checks validate how easily a visitor can use 1tv.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
45/100
These checks analyze the performance of 1tv.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 (6)
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Optimize images
Leverage browser caching
Enable compression
Prioritize visible content
Minify JavaScript
Passed Audits (4)
Avoid landing page redirects
Reduce server response time
Minify CSS
Minify HTML
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