Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

mercer.fr

Mercer | Welcome to Brighter

Page Load Speed

47.6 sec in total

First Response

168 ms

Resources Loaded

47.2 sec

Page Rendered

291 ms

About Website

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

Chez Mercer, nous croyons en un avenir meilleur  : nous redéfinissons le monde du travail, nous repensons les sujets de retraite et d’investissement et mettons l’accent sur la la santé et le bien-être...

Visit mercer.fr

Key Findings

We analyzed Mercer.fr page load time and found that the first response time was 168 ms and then it took 47.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

mercer.fr performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value19.3 s

0/100

25%

SI (Speed Index)

Value17.5 s

0/100

10%

TBT (Total Blocking Time)

Value760 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value25.1 s

0/100

10%

Network Requests Diagram

mercer.fr

168 ms

10399 ms

clientlib-base.min.183be0f794e766cbf483868837dc181f.css

9049 ms

clientlibrarymanager.min.4066faea2c14fde8235ed95b86add70c.js

9038 ms

jquery.min.3e24d4d067ac58228b5004abb50344ef.js

9052 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Mercer.fr, 82% (27 requests) were made to Mercer.com and 6% (2 requests) were made to Tags.tiqcdn.com. The less responsive or slowest element that took the longest time to load (19.1 sec) relates to the external source Mercer.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 516.0 kB (15%)

Content Size

3.4 MB

After Optimization

2.9 MB

In fact, the total size of Mercer.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. 40% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 113.4 kB

  • Original 154.8 kB
  • After minification 135.7 kB
  • After compression 41.4 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 19.1 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 113.4 kB or 73% of the original size.

Image Optimization

-13%

Potential reduce by 402.6 kB

  • Original 3.2 MB
  • After minification 2.8 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. Obviously, Mercer needs image optimization as it can save up to 402.6 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 14 B

  • Original 89.2 kB
  • After minification 89.2 kB
  • After compression 89.2 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 14 (64%)

Requests Now

22

After Optimization

8

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mercer. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

mercer.fr accessibility score

86

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] values are not valid

High

[aria-*] attributes are not valid or misspelled

Best Practices

mercer.fr best practices score

83

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

Page has valid source maps

SEO Factors

mercer.fr 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 Mercer.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 Mercer.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 data is detected on the main page of Mercer. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: