6.4 sec in total
382 ms
4.6 sec
1.4 sec
Welcome to tso.fr homepage info - get ready to check TSO best content for France right away, or after learning these important things about tso.fr
TSO is a company specialising in the maintenance, design and construction of all types of railways: conventional lines, urban lines, high-speed lines...
Visit tso.frWe analyzed Tso.fr page load time and found that the first response time was 382 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
tso.fr performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value6.4 s
10/100
25%
Value6.8 s
35/100
10%
Value290 ms
80/100
30%
Value0
100/100
15%
Value5.1 s
75/100
10%
382 ms
354 ms
320 ms
105 ms
806 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 14% of them (5 requests) were addressed to the original Tso.fr, 67% (24 requests) were made to Prod.ha2.groupe-nge.cognix-systems.net and 17% (6 requests) were made to Unpkg.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Prod.ha2.groupe-nge.cognix-systems.net.
Page size can be reduced by 30.3 kB (1%)
3.4 MB
3.3 MB
In fact, the total size of Tso.fr main page is 3.4 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. 50% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.
Potential reduce by 29.3 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 4.5 kB, which is 12% 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 29.3 kB or 80% of the original size.
Potential reduce by 1.1 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. TSO images are well optimized though.
Number of requests can be reduced by 10 (48%)
21
11
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TSO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
tso.fr
382 ms
tso.fr
354 ms
320 ms
style.min.css
105 ms
front.min.css
806 ms
styles.min.css
987 ms
aos.css
145 ms
front.min.js
811 ms
jquery.min.js
913 ms
imagesloaded.min.js
185 ms
ofi.min.js
75 ms
modernizr.min.js
816 ms
vendors.js
971 ms
scripts-front.min.js
1754 ms
aos.js
149 ms
aos.css
44 ms
aos.js
23 ms
aos.css
27 ms
aos.js
21 ms
logo-TSO.png
313 ms
icon-sprite.svg
290 ms
logo-nge-header.png
289 ms
appareildevoiechampagnepoitiers.jpg
873 ms
TRAM-ANEMASSE-1.jpg
843 ms
CDG-1.jpg
869 ms
Bg-Matiere-slider-medias-ballaste-travaux-ferroviaire-1320x700.jpg
840 ms
passionn%C3%A9ment-RH.jpg
379 ms
logo-nge.png
287 ms
NexaHeavy.woff
493 ms
NexaBlack.woff
494 ms
NexaXBold.woff
494 ms
NexaBold.woff
494 ms
NexaBook.woff
497 ms
Nexa.woff
521 ms
NexaLight.woff
522 ms
NexaThin.woff
524 ms
tso.fr accessibility score
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
Buttons do not have an accessible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a valid value for its [lang] attribute.
tso.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
tso.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tso.fr can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Tso.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.
tso.fr
Open Graph data is detected on the main page of TSO. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: