Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

j4s.org

J4S Intérim et recrutement - Notre travail est de vous en trouver un

Page Load Speed

2.3 sec in total

First Response

362 ms

Resources Loaded

1.3 sec

Page Rendered

583 ms

About Website

Welcome to j4s.org homepage info - get ready to check J4S best content for France right away, or after learning these important things about j4s.org

Agence d intérim et de recrutement spécialisée dans les métiers du service, de l évènementiel, de l immobilier et du juridique, basée à Paris.

Visit j4s.org

Key Findings

We analyzed J4s.org page load time and found that the first response time was 362 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

j4s.org performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value1,680 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.245

51/100

15%

TTI (Time to Interactive)

Value13.7 s

11/100

10%

Network Requests Diagram

j4s.org

362 ms

j4s.fr

167 ms

djpgg.css

159 ms

djpgg.css

99 ms

djpgg.css

85 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original J4s.org, 68% (41 requests) were made to J4s.fr and 10% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (362 ms) belongs to the original domain J4s.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.4 kB (12%)

Content Size

2.3 MB

After Optimization

2.0 MB

In fact, the total size of J4s.org main page is 2.3 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 84.4 kB

  • Original 107.6 kB
  • After minification 106.4 kB
  • After compression 23.2 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 84.4 kB or 78% of the original size.

Image Optimization

-7%

Potential reduce by 86.2 kB

  • Original 1.3 MB
  • After minification 1.2 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. J4S images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.7 kB

  • Original 655.3 kB
  • After minification 655.3 kB
  • After compression 653.6 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.

CSS Optimization

-45%

Potential reduce by 107.2 kB

  • Original 237.4 kB
  • After minification 131.7 kB
  • After compression 130.2 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. J4s.org needs all CSS files to be minified and compressed as it can save up to 107.2 kB or 45% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (57%)

Requests Now

49

After Optimization

21

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J4S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

j4s.org accessibility score

85

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

j4s.org best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

j4s.org SEO score

98

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

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise J4s.org 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 J4s.org 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 J4S. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: