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ebay.fr Mobile Performance
45/100
These metrics represent real-world Chrome users experience viewing ebay.fr 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
Cumulative Layout Shift
First Input Delay
First Contentful Paint
Largest Contentful Paint
Metrics
Total Blocking Time4/100 1,670 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Time to Interactive45/100 7.8 s
Time to interactive is the amount of time it takes for the page to become fully interactive. 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
Speed Index62/100 5.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
First Contentful Paint76/100 3.0 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Cumulative Layout Shift100/100 0
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (14)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Properly size images
Potential savings of 1,275 KiB
6,660 ms
Serve images in next-gen formats
Potential savings of 1,138 KiB
5,880 ms
Efficiently encode images
Potential savings of 144 KiB
780 ms
Eliminate render-blocking resources
Potential savings of 330 ms
330 ms
Remove unused JavaScript
Potential savings of 38 KiB
260 ms
Remove unused CSS
Potential savings of 12 KiB
120 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 370 ms
Minimize main-thread work
6.2 s
Reduce JavaScript execution time
4.1 s
Avoid an excessive DOM size
847 elements
Avoid long main-thread tasks
14 long tasks found
Keep request counts low and transfer sizes small
95 requests • 2,125 KiB
Largest Contentful Paint element
1 element found
Avoid chaining critical requests
10 chains found
Passed Audits (14)
Minify JavaScript
Uses efficient cache policy on static assets
1 resource found
Uses passive listeners to improve scrolling performance
All text remains visible during webfont loads
Enable text compression
Avoid multiple page redirects
Potential savings of 630 ms
Avoids enormous network payloads
Total size was 2,125 KiB
Avoids `document.write()`
Defer offscreen images
Potential savings of 159 KiB
Initial server response time was short
Root document took 560 ms
Minify CSS
Preconnect to required origins
Use video formats for animated content
Preload key requests
ebay.fr Mobile SEO
98/100
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)
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
88% appropriately sized tap targets
Passed Audits (12)
Document uses legible font sizes
100% legible text
Links have descriptive text
Document avoids plugins
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
robots.txt is valid
Document has a valid `hreflang`
Document has a valid `rel=canonical`
Document has a `<title>` element
Document has a meta description
Page isn’t blocked from indexing
Links are crawlable
Page has successful HTTP status code
ebay.fr Mobile Best Practices
85/100
These checks highlight opportunities to improve the overall code health of ebay.fr 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 (2)
Trust and Safety
Does not use HTTPS
1 insecure request found
General
Browser errors were logged to the console
Passed Audits (12)
Avoids front-end JavaScript libraries with known security vulnerabilities
Avoids Application Cache
Allows users to paste into password fields
Links to cross-origin destinations are safe
Avoids deprecated APIs
Avoids requesting the geolocation permission on page load
Serves images with appropriate resolution
Properly defines charset
Avoids requesting the notification permission on page load
Page has the HTML doctype
Detected JavaScript libraries
Displays images with correct aspect ratio
ebay.fr Mobile Progressive Web App
46/100
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
`start_url` does not respond with a 200 when offline
Current page does not respond with a 200 when offline
PWA Optimized
Manifest doesn't have a maskable icon
Is not configured for a custom splash screen
Does not set a theme color for the address bar.
Does not provide a valid `apple-touch-icon`
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
1 insecure request found
Passed Audits (5)
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Contains some content when JavaScript is not available
Content is sized correctly for the viewport
Page load is fast enough on mobile networks
Redirects HTTP traffic to HTTPS
ebay.fr Mobile 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 (2)
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-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 (15)
`<html>` element has a valid value for its `[lang]` attribute
The page contains a heading, skip link, or landmark region
Links have a discernible name
ARIA IDs are unique
Document has a `<title>` element
`[lang]` attributes have a valid value
`<html>` element has a `[lang]` attribute
`[aria-*]` attributes are valid and not misspelled
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
Heading elements appear in a sequentially-descending order
Buttons have an accessible name
`[id]` attributes on active, focusable elements are unique
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`[aria-*]` attributes have valid values
Mobile Usability
99/100
These checks validate how easily a visitor can use ebay.fr 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
48/100
These checks analyze the performance of ebay.fr 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 (5)
Optimize images
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Avoid landing page redirects
Prioritize visible content
Leverage browser caching
Passed Audits (5)
Enable compression
Reduce server response time
Minify CSS
Minify HTML
Minify JavaScript
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