Tools & Wizards About Us
codesrousseau.fr screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

codesrousseau.fr

Formez-vous au code de la route et au permis avec Codes Rousseau

Page Load Speed

3.8 sec in total

First Response

363 ms

Resources Loaded

3 sec

Page Rendered

437 ms

codesrousseau.fr screenshot

About Website

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

Que vous souhaitiez passer votre permis voiture, moto, poids lourd ou bateau, Codes Rousseau dispose de tous les outils pédagogiques !

Visit codesrousseau.fr

Key Findings

We analyzed Codesrousseau.fr page load time and found that the first response time was 363 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

codesrousseau.fr performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value1,520 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.072

96/100

15%

TTI (Time to Interactive)

Value17.5 s

4/100

10%

Network Requests Diagram

public.codesrousseau.fr

363 ms

script-jquery-3.2.1

173 ms

script-jquery-migrate

253 ms

lazyloading.js

241 ms

cr_favoris.js

239 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Codesrousseau.fr, 18% (11 requests) were made to Platform.twitter.com and 8% (5 requests) were made to Scontent-bru2-1.cdninstagram.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Scontent-bru2-1.cdninstagram.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 288.4 kB (21%)

Content Size

1.4 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Codesrousseau.fr main page is 1.4 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. 55% of websites need less resources to load. Images take 927.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 49.9 kB

  • Original 64.3 kB
  • After minification 57.8 kB
  • After compression 14.4 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 49.9 kB or 78% of the original size.

Image Optimization

-0%

Potential reduce by 2.0 kB

  • Original 927.6 kB
  • After minification 925.6 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. Codes Rousseau images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 2.5 kB

  • Original 85.2 kB
  • After minification 84.9 kB
  • After compression 82.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-84%

Potential reduce by 234.0 kB

  • Original 277.5 kB
  • After minification 221.7 kB
  • After compression 43.5 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. Codesrousseau.fr needs all CSS files to be minified and compressed as it can save up to 234.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 38 (69%)

Requests Now

55

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Codes Rousseau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

public.codesrousseau.fr

public.codesrousseau.fr

363 ms

script-jquery-3.2.1

script-jquery-3.2.1

173 ms

script-jquery-migrate

script-jquery-migrate

253 ms

lazyloading.js

lazyloading.js

241 ms

cr_favoris.js

cr_favoris.js

239 ms

wom.js

wom.js

240 ms

styles.css

styles.css

325 ms

scripts_public.min.js

scripts_public.min.js

256 ms

scripts_dev_public.js

scripts_dev_public.js

319 ms

traductions_fr.js

traductions_fr.js

417 ms

css

css

34 ms

fpk8tct.css

fpk8tct.css

139 ms

aos.js

aos.js

319 ms

aos.css

aos.css

345 ms

4857eaa9-1bb1-4723-b899-e2e536acb1b1.js

4857eaa9-1bb1-4723-b899-e2e536acb1b1.js

51 ms

styles-prod.css

styles-prod.css

344 ms

widgets.js

widgets.js

105 ms

kpi.js

kpi.js

415 ms

gtm.js

gtm.js

54 ms

p.css

p.css

35 ms

js

js

43 ms

analytics.js

analytics.js

104 ms

optanon.css

optanon.css

83 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

162 ms

sdk.js

sdk.js

308 ms

logo.svg

logo.svg

110 ms

443566952_954252346393307_8046629765385736981_n.jpg

443566952_954252346393307_8046629765385736981_n.jpg

616 ms

icon-connexion-header.svg

icon-connexion-header.svg

100 ms

img-video.jpg

img-video.jpg

420 ms

440011368_943061151161464_7115459518701765779_n.jpg

440011368_943061151161464_7115459518701765779_n.jpg

956 ms

440325633_943073141160265_6515269195553682774_n.jpg

440325633_943073141160265_6515269195553682774_n.jpg

1146 ms

438729926_939130388221207_7437998259521838774_n.jpg

438729926_939130388221207_7437998259521838774_n.jpg

1358 ms

438822085_940011534799759_5561326610527580249_n.jpg

438822085_940011534799759_5561326610527580249_n.jpg

1167 ms

sdk.js

sdk.js

55 ms

collect

collect

40 ms

S6uyw4BMUTPHjx4wWA.woff

S6uyw4BMUTPHjx4wWA.woff

79 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aXw.woff

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCu173w5aXw.woff

106 ms

d

d

42 ms

icomoon.ttf

icomoon.ttf

128 ms

S6u8w4BMUTPHjxsAXC-s.woff

S6u8w4BMUTPHjxsAXC-s.woff

143 ms

ellipse-footer-1.png

ellipse-footer-1.png

115 ms

ellipse-footer-2.png

ellipse-footer-2.png

116 ms

ellipse-footer-3.png

ellipse-footer-3.png

115 ms

back-to-top.png

back-to-top.png

115 ms

collect

collect

121 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

102 ms

sdk.js

sdk.js

37 ms

logo-mobile.png

logo-mobile.png

112 ms

67 ms

settings

settings

99 ms

ga-audiences

ga-audiences

181 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

24 ms

CodesRousseau

CodesRousseau

61 ms

polyfills-3b821eda8863adcc4a4b.js

polyfills-3b821eda8863adcc4a4b.js

25 ms

runtime-a697c5a1ae32bd7e4d42.js

runtime-a697c5a1ae32bd7e4d42.js

48 ms

modules.20f98d7498a59035a762.js

modules.20f98d7498a59035a762.js

95 ms

main-fd9ef5eb169057cda26d.js

main-fd9ef5eb169057cda26d.js

89 ms

_app-88bf420a57d49e33be53.js

_app-88bf420a57d49e33be53.js

92 ms

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

%5BscreenName%5D-c33f0b02841cffc3e9b4.js

92 ms

_buildManifest.js

_buildManifest.js

93 ms

_ssgManifest.js

_ssgManifest.js

90 ms

Accessibility Review

codesrousseau.fr accessibility score

82

Accessibility Issues

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 input fields do not have accessible names

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible 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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

codesrousseau.fr best practices score

67

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

codesrousseau.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

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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](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 Codesrousseau.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 Codesrousseau.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

codesrousseau.fr

Open Graph data is detected on the main page of Codes Rousseau. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: