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 Mobile Performance
33/100
These metrics represent real-world Chrome users experience viewing zoomit.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
First Contentful Paint
Cumulative Layout Shift
Largest Contentful Paint
Metrics
Total Blocking Time14/100 1,120 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Time to Interactive18/100 11.7 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Speed Index19/100 8.3 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Largest Contentful Paint45/100 4.2 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Cumulative Layout Shift48/100 0.259
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
First Contentful Paint67/100 3.3 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Should Fix (17)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Remove unused JavaScript
Potential savings of 111 KiB
960 ms
Remove unused CSS
Potential savings of 117 KiB
840 ms
Reduce initial server response time
Root document took 1,170 ms
573 ms
Eliminate render-blocking resources
Potential savings of 330 ms
330 ms
Defer offscreen images
Potential savings of 176 KiB
300 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Reduce the impact of third-party code
Third-party code blocked the main thread for 540 ms
Ensure text remains visible during webfont load
Does not use passive listeners to improve scrolling performance
Minimize main-thread work
7.2 s
Avoid an excessive DOM size
1,798 elements
Reduce JavaScript execution time
3.3 s
Uses efficient cache policy on static assets
7 resources found
Avoid large layout shifts
5 elements found
Largest Contentful Paint element
1 element found
Avoid long main-thread tasks
20 long tasks found
Avoid chaining critical requests
10 chains found
Keep request counts low and transfer sizes small
127 requests • 2,085 KiB
Passed Audits (12)
Preload key requests
Enable text compression
Avoids `document.write()`
Minify JavaScript
Potential savings of 14 KiB
Properly size images
Potential savings of 20 KiB
Use video formats for animated content
Preconnect to required origins
Efficiently encode images
Avoids enormous network payloads
Total size was 2,085 KiB
Minify CSS
Serve images in next-gen formats
Avoid multiple page redirects
Potential savings of 630 ms
zoomit.ir Mobile 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 (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
94% appropriately sized tap targets
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 (12)
Document uses legible font sizes
89.17% legible text
Page isn’t blocked from indexing
Links have descriptive text
Document avoids plugins
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Page has successful HTTP status code
Document has a valid `rel=canonical`
Document has a `<title>` element
Links are crawlable
Document has a meta description
robots.txt is valid
Document has a valid `hreflang`
zoomit.ir Mobile Best Practices
62/100
These checks highlight opportunities to improve the overall code health of zoomit.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 (5)
User Experience
Displays images with incorrect aspect ratio
Trust and Safety
Links to cross-origin destinations are unsafe
Includes front-end JavaScript libraries with known security vulnerabilities
11 vulnerabilities detected
Does not use HTTPS
1 insecure request found
General
Browser errors were logged to the console
Passed Audits (9)
Page has the HTML doctype
Avoids requesting the notification permission on page load
Avoids Application Cache
Allows users to paste into password fields
Serves images with appropriate resolution
Properly defines charset
Detected JavaScript libraries
Avoids deprecated APIs
Avoids requesting the geolocation permission on page load
zoomit.ir 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)
Fast and reliable
Current page does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive at 11.7 s
`start_url` does not respond with a 200 when offline
Installable
Web app manifest does not meet the installability requirements
Does not register a service worker that controls page and `start_url`
Does not use HTTPS
1 insecure request found
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
Passed Audits (5)
Content is sized correctly for the viewport
Redirects HTTP traffic to HTTPS
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Provides a valid `apple-touch-icon`
Contains some content when JavaScript is not available
zoomit.ir Mobile 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 (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.
Links do not have a discernible name
Buttons do not have an accessible name
Image elements do not have `[alt]` attributes
Navigation
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
`[id]` attributes on active, focusable elements are not unique
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (14)
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
ARIA IDs are unique
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`<html>` element has a `[lang]` attribute
`[role]`s have all required `[aria-*]` attributes
`[role]` values are valid
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
`[role]`s are contained by their required parent element
The page contains a heading, skip link, or landmark region
Document has a `<title>` element
`[aria-hidden="true"]` elements do not contain focusable descendents
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[aria-hidden="true"]` is not present on the document `<body>`
`<html>` element has a valid value for its `[lang]` attribute
Mobile Usability
99/100
These checks validate how easily a visitor can use zoomit.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
32/100
These checks analyze the performance of zoomit.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 (8)
Optimize images
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Avoid landing page redirects
Leverage browser caching
Reduce server response time
Enable compression
Minify CSS
Minify HTML
Passed Audits (2)
Minify JavaScript
Prioritize visible content
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