Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    34% of websites

  • 82

    SEO

    Google-friendlier than
    52% of websites

vidal.fr

VIDAL, L'intelligence médicale au service du soin - VIDAL

Page Load Speed

4.1 sec in total

First Response

209 ms

Resources Loaded

3.5 sec

Page Rendered

350 ms

vidal.fr screenshot

About Website

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

Retrouvez sur Vidal.fr : l'actualité officielle, les fiches médicaments, parapharmacie et substances, les outils d'aide à la décision...

Visit vidal.fr

Key Findings

We analyzed Vidal.fr page load time and found that the first response time was 209 ms and then it took 3.9 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

vidal.fr performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.46

19/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

vidal.fr

209 ms

www.vidal.fr

1398 ms

style.css

256 ms

Diaporama.css

246 ms

chosen.css

248 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 64% of them (50 requests) were addressed to the original Vidal.fr, 29% (23 requests) were made to Vidalactus.vidal.fr and 3% (2 requests) were made to Vidalid.vidal.fr. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Vidal.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 688.0 kB (22%)

Content Size

3.1 MB

After Optimization

2.4 MB

In fact, the total size of Vidal.fr main page is 3.1 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. 40% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 96.5 kB

  • Original 112.1 kB
  • After minification 88.6 kB
  • After compression 15.6 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. This page needs HTML code to be minified as it can gain 23.6 kB, which is 21% 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 96.5 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 87.4 kB

  • Original 2.3 MB
  • After minification 2.2 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. VIDAL images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 395.9 kB

  • Original 539.7 kB
  • After minification 460.1 kB
  • After compression 143.8 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 395.9 kB or 73% of the original size.

CSS Optimization

-81%

Potential reduce by 108.3 kB

  • Original 133.7 kB
  • After minification 124.0 kB
  • After compression 25.4 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. Vidal.fr needs all CSS files to be minified and compressed as it can save up to 108.3 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (39%)

Requests Now

76

After Optimization

46

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VIDAL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

vidal.fr accessibility score

81

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

vidal.fr best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

vidal.fr SEO score

82

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

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 Vidal.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 Vidal.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

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