Clearenergy.ua
clearenergy.ua Desktop Performance
52/100
These metrics represent real-world Chrome users experience viewing clearenergy.ua 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
Speed Index1/100 6.7 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
First Meaningful Paint24/100 2.2 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more.
First Contentful Paint65/100 1.4 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Time to Interactive73/100 3.4 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
First CPU Idle94/100 2.2 s
First CPU Idle marks the first time at which the page's main thread is quiet enough to handle input. Learn more.
Max Potential First Input Delay96/100 100 ms
The maximum potential First Input Delay that your users could experience is the duration, in milliseconds, of the longest task. Learn more.
Should Fix (12)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Reduce server response times (TTFB)
Root document took 5,080 ms
4,481 ms
Serve images in next-gen formats
Potential savings of 2,537 KB
2,080 ms
Eliminate render-blocking resources
Potential savings of 1,450 ms
1,454 ms
Defer offscreen images
Potential savings of 1,371 KB
880 ms
Efficiently encode images
Potential savings of 666 KB
480 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
Avoid enormous network payloads
Total size was 4,774 KB
Serve static assets with an efficient cache policy
5 resources found
Minimizes main-thread work
1.9 s
JavaScript execution time
1.1 s
Keep request counts low and transfer sizes small
85 requests • 4,774 KB
Avoid chaining critical requests
28 chains found
Passed Audits (11)
Avoids an excessive DOM size
476 elements
Minify JavaScript
Minify CSS
Remove unused CSS
Potential savings of 101 KB
Minimize third-party usage
Third-party code blocked the main thread for 120 ms
Preconnect to required origins
Properly size images
Preload key requests
Use video formats for animated content
Avoid multiple page redirects
Potential savings of 190 ms
Enable text compression
clearenergy.ua Desktop SEO
91/100
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.
Document does not have a meta description
Passed Audits (10)
Links have descriptive text
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Document has a valid `rel=canonical`
Page has successful HTTP status code
Page isn’t blocked from indexing
Image elements have `[alt]` attributes
Document avoids plugins
Document has a valid `hreflang`
Document has a `<title>` element
robots.txt is valid
clearenergy.ua Desktop Best Practices
69/100
These checks highlight opportunities to improve the overall code health of clearenergy.ua 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)
Does not use HTTPS
1 insecure request found
Includes front-end JavaScript libraries with known security vulnerabilities
2 vulnerabilities detected
Links to cross-origin destinations are unsafe
Does not use passive listeners to improve scrolling performance
Passed Audits (10)
Avoids requesting the notification permission on page load
Avoids deprecated APIs
Page has the HTML doctype
Avoids requesting the geolocation permission on page load
Displays images with correct aspect ratio
Detected JavaScript libraries
Allows users to paste into password fields
No browser errors logged to the console
Avoids Application Cache
Avoids `document.write()`
clearenergy.ua Desktop Progressive Web App
23/100
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)
PWA Optimized
Does not set a theme color for the address bar.
Is not configured for a custom splash screen
Fast and reliable
Page load is not fast enough on mobile networks
Interactive on simulated mobile network at 14.7 s
`start_url` does not respond with a 200 when offline
Current page does not respond with a 200 when offline
Installable
Does not use HTTPS
1 insecure request found
Web app manifest does not meet the installability requirements
Does not register a service worker that controls page and `start_url`
Passed Audits (4)
Contains some content when JavaScript is not available
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Provides a valid `apple-touch-icon`
Redirects HTTP traffic to HTTPS
clearenergy.ua Desktop Accessibility
94/100
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 (3)
Tables and lists
These are opportunities to to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
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
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)
The page contains a heading, skip link, or landmark region
No element has a `[tabindex]` value greater than 0
`[lang]` attributes have a valid value
`[id]` attributes on the page are unique
`[role]`s have all required `[aria-*]` attributes
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
Buttons have an accessible name
`[aria-*]` attributes are valid and not misspelled
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`<html>` element has a `[lang]` attribute
`[aria-*]` attributes match their roles
`[role]`s are contained by their required parent element
Image elements have `[alt]` attributes
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`<html>` element has a valid value for its `[lang]` attribute
`<video>` elements contain a `<track>` element with `[kind="description"]`
`<video>` elements contain a `<track>` element with `[kind="captions"]`
`[aria-*]` attributes have valid values
`[role]` values are valid
Document has a `<title>` element
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