Kbnezam.ir سایت نظام مهندسی کهگیلویه و بویر احمد
کلیه حقوق مادی و معنوی برای وب سایت نظام مهندسی کهگیلویه و بویر احمد محفوظ است
kbnezam.ir Mobile Performance
41/100
These metrics represent real-world Chrome users experience viewing kbnezam.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.
Metrics
Largest Contentful Paint0/100 26.7 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Speed Index1/100 16.9 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Time to Interactive3/100 19.3 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
First Contentful Paint82/100 2.7 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Total Blocking Time92/100 270 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Cumulative Layout Shift100/100 0.014
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (21)
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 6,157 KiB
29,850 ms
Efficiently encode images
Potential savings of 4,694 KiB
23,100 ms
Properly size images
Potential savings of 3,757 KiB
18,900 ms
Defer offscreen images
Potential savings of 1,776 KiB
8,850 ms
Eliminate render-blocking resources
Potential savings of 2,550 ms
2,546 ms
Reduce initial server response time
Root document took 1,980 ms
1,384 ms
Remove unused CSS
Potential savings of 94 KiB
600 ms
Remove unused JavaScript
Potential savings of 22 KiB
150 ms
Minify JavaScript
Potential savings of 76 KiB
150 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 enormous network payloads
Total size was 8,403 KiB
Serve static assets with an efficient cache policy
73 resources found
Minimize main-thread work
4.1 s
Avoid an excessive DOM size
1,281 elements
JavaScript execution time
1.0 s
Largest Contentful Paint element
1 element found
Avoid large layout shifts
2 elements found
Avoid long main-thread tasks
7 long tasks found
Avoid chaining critical requests
30 chains found
Keep request counts low and transfer sizes small
74 requests • 8,403 KiB
Passed Audits (7)
Avoids `document.write()`
Enable text compression
Use video formats for animated content
Preload key requests
Preconnect to required origins
Avoid multiple page redirects
Minify CSS
Potential savings of 22 KiB
kbnezam.ir Mobile SEO
54/100
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 (6)
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Document does not have a meta description
Image elements do not have `[alt]` attributes
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.
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
Document doesn't use legible font sizes
Tap targets are not sized appropriately
Passed Audits (7)
Page isn’t blocked from indexing
robots.txt is valid
Document has a `<title>` element
Page has successful HTTP status code
Document avoids plugins
Document has a valid `hreflang`
Links have descriptive text
kbnezam.ir Mobile Best Practices
69/100
These checks highlight opportunities to improve the overall code health of kbnezam.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 (4)
Browser Compatibility
Page lacks the HTML doctype, thus triggering quirks-mode
Trust and Safety
Does not use HTTPS
74 insecure requests found
Includes front-end JavaScript libraries with known security vulnerabilities
5 vulnerabilities detected
User Experience
Displays images with incorrect aspect ratio
Passed Audits (10)
Properly defines charset
Avoids requesting the notification permission on page load
Detected JavaScript libraries
Avoids deprecated APIs
No browser errors logged to the console
Links to cross-origin destinations are safe
Allows users to paste into password fields
Avoids requesting the geolocation permission on page load
Serves images with appropriate resolution
Avoids Application Cache
kbnezam.ir Mobile Progressive Web App
11/100
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 (11)
PWA Optimized
Does not redirect HTTP traffic to HTTPS
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`
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
Installable
Does not register a service worker that controls page and `start_url`
Web app manifest does not meet the installability requirements
Does not use HTTPS
74 insecure requests found
Fast and reliable
`start_url` does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive at 19.3 s
Current page does not respond with a 200 when offline
Passed Audits (3)
Content is sized correctly for the viewport
Contains some content when JavaScript is not available
Provides a valid `apple-touch-icon`
kbnezam.ir Mobile Accessibility
83/100
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)
Navigation
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
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
Image elements do not have `[alt]` attributes
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.
ARIA input fields do not have accessible names
`[aria-hidden="true"]` elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (18)
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[aria-*]` attributes match their roles
The page contains a heading, skip link, or landmark region
`[aria-*]` attributes have valid values
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
Document has a `<title>` element
`[role]` values are valid
`<html>` element has a valid value for its `[lang]` attribute
Definition list items are wrapped in `<dl>` elements
`<html>` element has a `[lang]` attribute
`[aria-hidden="true"]` is not present on the document `<body>`
No element has a `[tabindex]` value greater than 0
`[role]`s are contained by their required parent element
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
`[aria-*]` attributes are valid and not misspelled
`[role]`s have all required `[aria-*]` attributes
Mobile Usability
99/100
These checks validate how easily a visitor can use kbnezam.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
35/100
These checks analyze the performance of kbnezam.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 (6)
Optimize images
Leverage browser caching
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Reduce server response time
Minify JavaScript
Minify CSS
Passed Audits (4)
Avoid landing page redirects
Enable compression
Minify HTML
Prioritize visible content
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