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 Desktop Performance
48/100
These metrics represent real-world Chrome users experience viewing kbnezam.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.
Metrics
Largest Contentful Paint3/100 6.9 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Speed Index3/100 5.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Cumulative Layout Shift15/100 0.527
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Time to Interactive48/100 4.6 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
First Contentful Paint93/100 0.9 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Total Blocking Time98/100 90 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Should Fix (18)
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 6,101 KiB
4,720 ms
Properly size images
Potential savings of 5,785 KiB
4,520 ms
Efficiently encode images
Potential savings of 4,663 KiB
3,680 ms
Reduce initial server response time
Root document took 2,480 ms
1,880 ms
Defer offscreen images
Potential savings of 1,776 KiB
1,360 ms
Eliminate render-blocking resources
Potential savings of 890 ms
891 ms
Remove unused CSS
Potential savings of 93 KiB
120 ms
Minify JavaScript
Potential savings of 76 KiB
80 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 8,425 KiB
Serve static assets with an efficient cache policy
74 resources found
Avoid an excessive DOM size
1,280 elements
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
31 chains found
Avoid large layout shifts
5 elements found
Keep request counts low and transfer sizes small
75 requests • 8,425 KiB
Avoid long main-thread tasks
5 long tasks found
Passed Audits (10)
Remove unused JavaScript
Potential savings of 22 KiB
Preload key requests
JavaScript execution time
0.2 s
Preconnect to required origins
Avoid multiple page redirects
Use video formats for animated content
Avoids `document.write()`
Minify CSS
Potential savings of 22 KiB
Minimizes main-thread work
1.5 s
Enable text compression
kbnezam.ir Desktop SEO
64/100
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 (4)
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`
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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Passed Audits (7)
Document has a valid `hreflang`
Document avoids plugins
Page isn’t blocked from indexing
Document has a `<title>` element
Page has successful HTTP status code
Links have descriptive text
robots.txt is valid
kbnezam.ir Desktop Best Practices
62/100
These checks highlight opportunities to improve the overall code health of kbnezam.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)
Browser Compatibility
Page lacks the HTML doctype, thus triggering quirks-mode
User Experience
Displays images with incorrect aspect ratio
Serves images with low resolution
Trust and Safety
Includes front-end JavaScript libraries with known security vulnerabilities
5 vulnerabilities detected
Does not use HTTPS
75 insecure requests found
Passed Audits (9)
Avoids requesting the notification permission on page load
Links to cross-origin destinations are safe
Detected JavaScript libraries
No browser errors logged to the console
Avoids requesting the geolocation permission on page load
Allows users to paste into password fields
Avoids deprecated APIs
Avoids Application Cache
Properly defines charset
kbnezam.ir Desktop Progressive Web App
7/100
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 have a `<meta name="viewport">` tag with `width` or `initial-scale`
Does not redirect HTTP traffic to HTTPS
Is not configured for a custom splash screen
Does not set a theme color for the address bar.
Manifest doesn't have a maskable icon
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
75 insecure requests found
Fast and reliable
Current page does not respond with a 200 when offline
Page load is not fast enough on mobile networks
Interactive on simulated mobile network at 22.8 s
`start_url` does not respond with a 200 when offline
Passed Audits (2)
Provides a valid `apple-touch-icon`
Contains some content when JavaScript is not available
kbnezam.ir Desktop Accessibility
81/100
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.
Form elements do not have associated labels
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Heading elements are not in a sequentially-descending order
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (20)
`[aria-hidden="true"]` is not present on the document `<body>`
`<html>` element has a valid value for its `[lang]` attribute
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
`[role]`s are contained by their required parent element
`[aria-hidden="true"]` elements do not contain focusable descendents
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`[role]` values are valid
No element has a `[tabindex]` value greater than 0
`[aria-*]` attributes are valid and not misspelled
Definition list items are wrapped in `<dl>` elements
Buttons have an accessible name
`<html>` element has a `[lang]` attribute
`[aria-*]` attributes have valid values
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
The page contains a heading, skip link, or landmark region
Document has a `<title>` element
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
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 match their roles
Desktop Speed
42/100
These checks analyze the performance of kbnezam.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
Leverage browser caching
Reduce server response time
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Minify JavaScript
Minify CSS
Passed Audits (4)
Avoid landing page redirects
Enable compression
Minify HTML
Prioritize visible content
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