Report Summary

  • 48

    Performance

    Renders faster than
    67% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

autoroutes.fr

Autoroutes.fr le site de l'Association de sociétés françaises d’autoroute ASFA

Page Load Speed

4.4 sec in total

First Response

277 ms

Resources Loaded

3.9 sec

Page Rendered

232 ms

autoroutes.fr screenshot

About Website

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

L’ASFA, Association des Sociétés Françaises d'Autoroutes et d'ouvrages à péage, vous aide à bien préparer votre voyage sur autoroute : plan du réseau autoroutier, info trafic, calcul d’itinéraire. Ret...

Visit autoroutes.fr

Key Findings

We analyzed Autoroutes.fr page load time and found that the first response time was 277 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

autoroutes.fr performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.1 s

1/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

autoroutes.fr

277 ms

index.htm

179 ms

index.htm

527 ms

detect_device.js

164 ms

dynMenu.js

240 ms

Our browser made a total of 175 requests to load all elements on the main page. We found that 89% of them (155 requests) were addressed to the original Autoroutes.fr, 9% (15 requests) were made to Apijsv2.viamichelin.com and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (781 ms) belongs to the original domain Autoroutes.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 712.3 kB (47%)

Content Size

1.5 MB

After Optimization

800.8 kB

In fact, the total size of Autoroutes.fr main page is 1.5 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. 50% of websites need less resources to load. Javascripts take 799.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 38.1 kB

  • Original 47.7 kB
  • After minification 45.9 kB
  • After compression 9.6 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 38.1 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 45.6 kB

  • Original 609.5 kB
  • After minification 563.9 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. Autoroutes images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 582.7 kB

  • Original 799.1 kB
  • After minification 727.2 kB
  • After compression 216.5 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 582.7 kB or 73% of the original size.

CSS Optimization

-81%

Potential reduce by 45.9 kB

  • Original 56.7 kB
  • After minification 46.1 kB
  • After compression 10.8 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. Autoroutes.fr needs all CSS files to be minified and compressed as it can save up to 45.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 149 (87%)

Requests Now

172

After Optimization

23

The browser has sent 172 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Autoroutes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 106 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

autoroutes.fr accessibility score

60

Accessibility Issues

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

autoroutes.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

autoroutes.fr SEO score

62

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

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    FR

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Autoroutes.fr can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is French. Our system also found out that Autoroutes.fr main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Autoroutes. 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: