Zoomit.ir دنیای فناوری - زومیت
کلیه اخبار فناوری اطلاعات IT شامل عکاسی، معماری، ابزارهای تازه، موبایل، اینترنت و شبکه، امنیت، نجوم، سیستم عامل های ویندوز، مک، لینوکس و غیره
zoomit.ir Desktop Performance
60/100
These metrics represent real-world Chrome users experience viewing zoomit.ir 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
First Input Delay
First Contentful Paint
Cumulative Layout Shift
Largest Contentful Paint
Metrics
Speed Index18/100 3.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint28/100 3.3 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Cumulative Layout Shift38/100 0.309
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Time to Interactive79/100 3.1 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
First Contentful Paint90/100 0.9 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Total Blocking Time93/100 130 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Should Fix (13)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Reduce initial server response time
Root document took 1,450 ms
847 ms
Remove unused CSS
Potential savings of 115 KiB
110 ms
Eliminate render-blocking resources
Potential savings of 70 ms
70 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
Avoid an excessive DOM size
1,794 elements
Minimize main-thread work
2.3 s
Uses efficient cache policy on static assets
7 resources found
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
5 chains found
Avoid long main-thread tasks
10 long tasks found
Keep request counts low and transfer sizes small
112 requests • 1,960 KiB
Avoid large layout shifts
5 elements found
Passed Audits (16)
Remove unused JavaScript
Potential savings of 56 KiB
Minimize third-party usage
Third-party code blocked the main thread for 20 ms
Avoid multiple page redirects
Potential savings of 190 ms
Preconnect to required origins
Avoids `document.write()`
JavaScript execution time
0.7 s
Defer offscreen images
Potential savings of 132 KiB
Minify CSS
Efficiently encode images
Preload key requests
Use video formats for animated content
Potential savings of 45 KiB
Minify JavaScript
Potential savings of 14 KiB
Avoids enormous network payloads
Total size was 1,960 KiB
Properly size images
Potential savings of 4 KiB
Serve images in next-gen formats
Enable text compression
zoomit.ir Desktop SEO
92/100
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 (11)
Document has a valid `hreflang`
Links are crawlable
Page isn’t blocked from indexing
Document has a valid `rel=canonical`
Links have descriptive text
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Document avoids plugins
Page has successful HTTP status code
Document has a meta description
Document has a `<title>` element
robots.txt is valid
zoomit.ir Desktop Best Practices
62/100
These checks highlight opportunities to improve the overall code health of zoomit.ir 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
Displays images with incorrect aspect ratio
General
Browser errors were logged to the console
Trust and Safety
Includes front-end JavaScript libraries with known security vulnerabilities
11 vulnerabilities detected
Does not use HTTPS
1 insecure request found
Links to cross-origin destinations are unsafe
Passed Audits (9)
Allows users to paste into password fields
Page has the HTML doctype
Properly defines charset
Serves images with appropriate resolution
Avoids Application Cache
Avoids deprecated APIs
Avoids requesting the geolocation permission on page load
Avoids requesting the notification permission on page load
Detected JavaScript libraries
zoomit.ir Desktop Progressive Web App
22/100
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
Does not set a theme color for the address bar.
Is not configured for a custom splash screen
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 13.2 s
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 (4)
Contains some content when JavaScript is not available
Redirects HTTP traffic to HTTPS
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Provides a valid `apple-touch-icon`
zoomit.ir Desktop Accessibility
75/100
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)
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
Image elements do not have `[alt]` attributes
Form elements do not have associated labels
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
`[id]` attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Passed Audits (17)
`<html>` element has a valid value for its `[lang]` attribute
`[aria-*]` attributes match their roles
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
The page contains a heading, skip link, or landmark region
`[aria-*]` attributes are valid and not misspelled
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[aria-*]` attributes have valid values
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.
`[aria-hidden="true"]` elements do not contain focusable descendents
`[role]`s are contained by their required parent element
`<html>` element has a `[lang]` attribute
`[role]`s have all required `[aria-*]` attributes
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]` values are valid
ARIA IDs are unique
Document has a `<title>` element
Desktop Speed
73/100
These checks analyze the performance of zoomit.ir 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)
Optimize images
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Leverage browser caching
Enable compression
Minify JavaScript
Reduce server response time
Passed Audits (4)
Avoid landing page redirects
Minify CSS
Minify HTML
Prioritize visible content
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