Report Summary

  • 17

    Performance

    Renders faster than
    36% 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

  • 99

    SEO

    Google-friendlier than
    95% of websites

vsct.fr

SNCF Connect : Réservez vos billets SNCF, bus et covoiturage (OUI.sncf)

Page Load Speed

11.8 sec in total

First Response

265 ms

Resources Loaded

10.3 sec

Page Rendered

1.2 sec

vsct.fr screenshot

About Website

Click here to check amazing Vsct content for France. Otherwise, check out these important facts you probably never knew about vsct.fr

Réservez vos Billets de Train au meilleur prix et planifiez votre itinéraire sur SNCF Connect ! Retrouvez aussi notre offre de cartes de réduction, abonnements TER, ...

Visit vsct.fr

Key Findings

We analyzed Vsct.fr page load time and found that the first response time was 265 ms and then it took 11.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

vsct.fr performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value20.4 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value3,610 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value23.6 s

1/100

10%

Network Requests Diagram

vsct.fr

265 ms

structureVSCT.htm

428 ms

canvas-final.min.css

128 ms

css_injector_153.css

94 ms

css_injector_246.css

95 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Vsct.fr, 44% (24 requests) were made to Voyages-sncf.com and 9% (5 requests) were made to T.voyages-sncf.com. The less responsive or slowest element that took the longest time to load (3.1 sec) relates to the external source Gum.criteo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 134.1 kB (55%)

Content Size

245.1 kB

After Optimization

111.0 kB

In fact, the total size of Vsct.fr main page is 245.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 147.1 kB which makes up the majority of the site volume.

HTML Optimization

-50%

Potential reduce by 282 B

  • Original 559 B
  • After minification 556 B
  • After compression 277 B

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 282 B or 50% of the original size.

Image Optimization

-18%

Potential reduce by 12.3 kB

  • Original 67.5 kB
  • After minification 55.2 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, Vsct needs image optimization as it can save up to 12.3 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 96.0 kB

  • Original 147.1 kB
  • After minification 138.2 kB
  • After compression 51.1 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 96.0 kB or 65% of the original size.

CSS Optimization

-85%

Potential reduce by 25.5 kB

  • Original 29.9 kB
  • After minification 20.7 kB
  • After compression 4.4 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. Vsct.fr needs all CSS files to be minified and compressed as it can save up to 25.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (62%)

Requests Now

45

After Optimization

17

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vsct. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

vsct.fr accessibility score

83

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

[role]s are not contained by their required parent element

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

vsct.fr best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

vsct.fr SEO score

99

Search Engine Optimization Advices

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vsct.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vsct.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 Vsct. 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: