Report Summary

  • 53

    Performance

    Renders faster than
    72% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

jne.asso.fr

Fédération Jura Nature Environnement – 50 ans au service de la Nature dans le Jura !

Page Load Speed

3.9 sec in total

First Response

593 ms

Resources Loaded

2.3 sec

Page Rendered

1.1 sec

jne.asso.fr screenshot

About Website

Welcome to jne.asso.fr homepage info - get ready to check Jne best content right away, or after learning these important things about jne.asso.fr

Jura Nature Environnement est une association loi 1901, oeuvrant depuis plus de 40 ans pour la protection de la Nature et de l'Environnement sur le département du Jura

Visit jne.asso.fr

Key Findings

We analyzed Jne.asso.fr page load time and found that the first response time was 593 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

jne.asso.fr performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value9.4 s

30/100

10%

Network Requests Diagram

www.jne.asso.fr

593 ms

style.min.css

116 ms

pagenavi-css.css

196 ms

frontend.css

202 ms

wsh4ypz.css

135 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 83% of them (39 requests) were addressed to the original Jne.asso.fr, 4% (2 requests) were made to Connect.facebook.net and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (593 ms) belongs to the original domain Jne.asso.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 93.3 kB (18%)

Content Size

507.5 kB

After Optimization

414.2 kB

In fact, the total size of Jne.asso.fr main page is 507.5 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. 35% of websites need less resources to load. Images take 313.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 34.3 kB

  • Original 44.5 kB
  • After minification 42.8 kB
  • After compression 10.3 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. 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 34.3 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 12.6 kB

  • Original 313.0 kB
  • After minification 300.4 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. Jne images are well optimized though.

JavaScript Optimization

-37%

Potential reduce by 42.7 kB

  • Original 114.7 kB
  • After minification 114.7 kB
  • After compression 71.9 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 42.7 kB or 37% of the original size.

CSS Optimization

-10%

Potential reduce by 3.7 kB

  • Original 35.2 kB
  • After minification 35.2 kB
  • After compression 31.5 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. Jne.asso.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (42%)

Requests Now

31

After Optimization

18

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jne. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jne.asso.fr accessibility score

84

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best Practices

jne.asso.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

jne.asso.fr SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Jne.asso.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 Jne.asso.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 Jne. 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: