Report Summary

  • 12

    Performance

    Renders faster than
    32% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 64% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 83

    SEO

    Google-friendlier than
    54% of websites

caf.fr

Page d'accueil Allocataires | Bienvenue sur Caf.fr

Page Load Speed

25.5 sec in total

First Response

627 ms

Resources Loaded

14.6 sec

Page Rendered

10.2 sec

caf.fr screenshot

About Website

Welcome to caf.fr homepage info - get ready to check Caf best content for France right away, or after learning these important things about caf.fr

Visit caf.fr

Key Findings

We analyzed Caf.fr page load time and found that the first response time was 627 ms and then it took 24.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

caf.fr performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value13,430 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.167

71/100

15%

TTI (Time to Interactive)

Value22.7 s

1/100

10%

Network Requests Diagram

caf.fr

627 ms

www.caf.fr

989 ms

css_p3dN9j9boP0s6dqcg-T0JMiTZAp0lpH9dDCnmNOSJbo.css

440 ms

css_-4FDQCG6lWpHa5ynbWuIbUD0bH8wzSg45_ZGv4fyX8s.css

590 ms

css_cVgVIdy0XK6jyqGrqjnxlqdby_0WUhrXYAZuRCygc2g.css

796 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that all of those requests were addressed to Caf.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Caf.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (65%)

Content Size

2.2 MB

After Optimization

744.4 kB

In fact, the total size of Caf.fr main page is 2.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 82.1 kB

  • Original 94.1 kB
  • After minification 64.0 kB
  • After compression 12.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 30.1 kB, which is 32% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 82.1 kB or 87% of the original size.

Image Optimization

-11%

Potential reduce by 42.0 kB

  • Original 385.3 kB
  • After minification 343.3 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Caf needs image optimization as it can save up to 42.0 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 823.7 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 300.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 823.7 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 458.1 kB

  • Original 546.2 kB
  • After minification 536.9 kB
  • After compression 88.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Caf.fr needs all CSS files to be minified and compressed as it can save up to 458.1 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (30%)

Requests Now

27

After Optimization

19

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Caf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

caf.fr accessibility score

83

Accessibility Issues

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.

Impact

Issue

High

Buttons do not have an accessible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

Impact

Issue

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

caf.fr best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

caf.fr SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Caf.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Caf.fr main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Caf. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: