Tools & Wizards About Us

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

keolis-lyon.com

Groupe Keolis : Leader mondial de la mobilité partagée | Keolis-lyon.com

Page Load Speed

2 sec in total

First Response

185 ms

Resources Loaded

1.3 sec

Page Rendered

563 ms

About Website

Visit keolis-lyon.com now to see the best up-to-date Keolis Lyon content and also check out these interesting facts you probably never knew about keolis-lyon.com

Keolis Lyon exploite le réseau de Transports en Commun Lyonnais

Visit keolis-lyon.com

Key Findings

We analyzed Keolis-lyon.com page load time and found that the first response time was 185 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

keolis-lyon.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

88/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value6.4 s

41/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.7 s

8/100

10%

Network Requests Diagram

www.keolis-lyon.com

185 ms

gtm.js

71 ms

1673456791-keolis-lyon-4c-hd_rvb.jpg

188 ms

905914702

159 ms

1700040286-carrousel-recrutement.png

282 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 37% of them (7 requests) were addressed to the original Keolis-lyon.com, 47% (9 requests) were made to Datocms-assets.com and 5% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (803 ms) relates to the external source Datocms-assets.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 739.4 kB (11%)

Content Size

6.8 MB

After Optimization

6.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Keolis-lyon.com main page is 6.8 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. 60% of websites need less resources to load. Images take 6.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 230.5 kB

  • Original 268.0 kB
  • After minification 267.9 kB
  • After compression 37.5 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 230.5 kB or 86% of the original size.

Image Optimization

-8%

Potential reduce by 488.9 kB

  • Original 6.4 MB
  • After minification 5.9 MB

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. Keolis Lyon images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 20.0 kB

  • Original 145.7 kB
  • After minification 145.7 kB
  • After compression 125.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 20.0 kB or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (33%)

Requests Now

15

After Optimization

10

  • Images
  • JavaScript

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Keolis Lyon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

keolis-lyon.com accessibility score

98

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

Links do not have a discernible name

Best Practices

keolis-lyon.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

keolis-lyon.com SEO score

93

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

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 Keolis-lyon.com 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 Keolis-lyon.com 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 data is detected on the main page of Keolis Lyon. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: