Seraj24.ir Seraj24| سایت خبری تحلیلی سراج24
سایت خبری تحلیلی سراج24
seraj24.ir Mobile Performance
56/100
These metrics represent real-world Chrome users experience viewing seraj24.ir 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
Largest Contentful Paint
First Contentful Paint
Cumulative Layout Shift
Metrics
Speed Index4/100 12.3 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Cumulative Layout Shift29/100 0.369
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Time to Interactive57/100 6.6 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Largest Contentful Paint60/100 3.6 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Total Blocking Time70/100 450 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
First Contentful Paint87/100 2.5 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Should Fix (20)
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 531 KiB
2,550 ms
Properly size images
Potential savings of 338 KiB
1,500 ms
Use video formats for animated content
Potential savings of 330 KiB
1,350 ms
Reduce initial server response time
Root document took 1,880 ms
1,285 ms
Remove unused CSS
Potential savings of 191 KiB
1,050 ms
Eliminate render-blocking resources
Potential savings of 930 ms
930 ms
Efficiently encode images
Potential savings of 175 KiB
900 ms
Remove unused JavaScript
Potential savings of 137 KiB
600 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
Does not use passive listeners to improve scrolling performance
Minimize main-thread work
13.3 s
Serve static assets with an efficient cache policy
34 resources found
Avoid an excessive DOM size
1,275 elements
Reduce JavaScript execution time
1.6 s
Avoids enormous network payloads
Total size was 2,525 KiB
Keep request counts low and transfer sizes small
67 requests • 2,525 KiB
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
4 chains found
Avoid large layout shifts
5 elements found
Avoid long main-thread tasks
12 long tasks found
Passed Audits (9)
Avoid multiple page redirects
Potential savings of 630 ms
Minify CSS
Enable text compression
Defer offscreen images
Minimize third-party usage
Third-party code blocked the main thread for 20 ms
Preconnect to required origins
Preload key requests
Minify JavaScript
Avoids `document.write()`
seraj24.ir Mobile SEO
90/100
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.
Tap targets are not sized appropriately
76% appropriately sized tap targets
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Passed Audits (11)
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Document has a `<title>` element
Image elements have `[alt]` attributes
robots.txt is valid
Page isn’t blocked from indexing
Document has a meta description
Links have descriptive text
Document uses legible font sizes
99.39% legible text
Document has a valid `hreflang`
Page has successful HTTP status code
Document avoids plugins
seraj24.ir Mobile Best Practices
54/100
These checks highlight opportunities to improve the overall code health of seraj24.ir 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)
General
Browser errors were logged to the console
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
4 vulnerabilities detected
User Experience
Serves images with low resolution
Displays images with incorrect aspect ratio
Passed Audits (8)
Avoids Application Cache
Avoids requesting the notification permission on page load
Properly defines charset
Avoids deprecated APIs
Allows users to paste into password fields
Page has the HTML doctype
Detected JavaScript libraries
Avoids requesting the geolocation permission on page load
seraj24.ir Mobile Progressive Web App
50/100
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)
Fast and reliable
Current page does not respond with a 200 when offline
`start_url` does not respond with a 200 when offline
PWA Optimized
Is not configured for a custom splash screen
Manifest doesn't have a maskable icon
Does not set a theme color for the address bar.
Installable
Does not use HTTPS
1 insecure request found
Does not register a service worker that controls page and `start_url`
Web app manifest does not meet the installability requirements
Passed Audits (6)
Contains some content when JavaScript is not available
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Redirects HTTP traffic to HTTPS
Content is sized correctly for the viewport
Page load is fast enough on mobile networks
Provides a valid `apple-touch-icon`
seraj24.ir Mobile Accessibility
80/100
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)
Navigation
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
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.
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.
Links do not have a discernible name
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (16)
`[aria-*]` attributes have valid values
`[aria-*]` attributes match their roles
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
Document has a `<title>` element
`<html>` element has a valid value for its `[lang]` attribute
The page contains a heading, skip link, or landmark region
`[role]`s are contained by their required parent element
Image elements have `[alt]` attributes
`<html>` element has a `[lang]` attribute
`[role]` values are valid
`[id]` attributes on active, focusable elements are unique
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[role]`s have all required `[aria-*]` attributes
`[aria-*]` attributes are valid and not misspelled
`[aria-hidden="true"]` is not present on the document `<body>`
Mobile Usability
93/100
These checks validate how easily a visitor can use seraj24.ir 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
44/100
These checks analyze the performance of seraj24.ir 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 (7)
Optimize images
Leverage browser caching
Reduce server response time
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Minify JavaScript
Minify HTML
Minify CSS
Passed Audits (3)
Avoid landing page redirects
Enable compression
Prioritize visible content
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