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ali213.net Desktop Performance
74/100
These metrics represent real-world Chrome users experience viewing ali213.net 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
Cumulative Layout Shift
First Contentful Paint
First Input Delay
Metrics
Speed Index11/100 4.0 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint56/100 2.2 s
Largest Contentful Paint marks the time at which the largest text or image is painted. 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.
Cumulative Layout Shift99/100 0.046
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Total Blocking Time100/100 10 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Time to Interactive100/100 1.1 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Should Fix (16)
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 1,180 KiB
1,280 ms
Reduce initial server response time
Root document took 1,490 ms
891 ms
Preload key requests
Potential savings of 500 ms
500 ms
Efficiently encode images
Potential savings of 447 KiB
480 ms
Properly size images
Potential savings of 208 KiB
200 ms
Eliminate render-blocking resources
Potential savings of 180 ms
177 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Avoid an excessive DOM size
6,816 elements
Avoid `document.write()`
Serve static assets with an efficient cache policy
56 resources found
Avoid enormous network payloads
Total size was 2,964 KiB
Minimize main-thread work
2.1 s
Avoid large layout shifts
5 elements found
Avoid long main-thread tasks
3 long tasks found
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
22 chains found
Keep request counts low and transfer sizes small
133 requests • 2,964 KiB
Passed Audits (13)
Minify JavaScript
Potential savings of 2 KiB
Enable text compression
Avoid multiple page redirects
Potential savings of 190 ms
All text remains visible during webfont loads
Minify CSS
Potential savings of 4 KiB
Remove unused JavaScript
Preconnect to required origins
Use video formats for animated content
JavaScript execution time
0.3 s
Uses passive listeners to improve scrolling performance
Defer offscreen images
Potential savings of 44 KiB
Remove unused CSS
Minimize third-party usage
Third-party code blocked the main thread for 0 ms
ali213.net Desktop SEO
82/100
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)
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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Passed Audits (9)
Document has a `<title>` element
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
robots.txt is valid
Page has successful HTTP status code
Page isn’t blocked from indexing
Document has a meta description
Document has a valid `hreflang`
Document avoids plugins
Links have descriptive text
ali213.net Desktop Best Practices
62/100
These checks highlight opportunities to improve the overall code health of ali213.net 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)
General
Browser errors were logged to the console
Browser Compatibility
Page lacks the HTML doctype, thus triggering quirks-mode
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
6 vulnerabilities detected
Passed Audits (9)
Detected JavaScript libraries
Avoids Application Cache
Serves images with appropriate resolution
Avoids deprecated APIs
Avoids requesting the geolocation permission on page load
Displays images with correct aspect ratio
Allows users to paste into password fields
Avoids requesting the notification permission on page load
Properly defines charset
ali213.net Desktop Progressive Web App
19/100
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 (10)
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 on simulated mobile network at 14.3 s
PWA Optimized
Is not configured for a custom splash screen
Does not provide a valid `apple-touch-icon`
Does not set a theme color for the address bar.
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
Web app manifest does not meet the installability requirements
Passed Audits (3)
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Redirects HTTP traffic to HTTPS
Contains some content when JavaScript is not available
ali213.net Desktop Accessibility
45/100
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)
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.
Tables and lists
These are opportunities to to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
List items (`<li>`) are not contained within `<ul>` or `<ol>` parent elements.
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.
Form elements do not have associated labels
Links do not have a discernible name
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.
Passed Audits (7)
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Document has a `<title>` element
ARIA IDs are unique
The page contains a heading, skip link, or landmark region
`[aria-hidden="true"]` is not present on the document `<body>`
Heading elements appear in a sequentially-descending order
`[id]` attributes on active, focusable elements are unique
Desktop Speed
66/100
These checks analyze the performance of ali213.net 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 (6)
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Leverage browser caching
Optimize images
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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