Access web-air.eu. Web'AIR - Traitement des COV, des particules, et d'air d'industriel

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value18.9 s

0/100

25%

SI (Speed Index)

Value13.4 s

2/100

10%

TBT (Total Blocking Time)

Value1,270 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.969

2/100

15%

TTI (Time to Interactive)

Value17.8 s

4/100

10%

www.web-air.eu

259 ms

fucfz.css

26 ms

fuctr.css

43 ms

style.css

38 ms

6e4nz.js

55 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 38% of them (33 requests) were addressed to the original Web-air.eu, 35% (30 requests) were made to Fonts.gstatic.com and 15% (13 requests) were made to Dev.web-air.eu. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Dev.web-air.eu.

Content Size

1.9 MB

After Optimization

1.6 MB

In fact, the total size of Web-air.eu main page is 1.9 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. Only a small number of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 219.1 kB

Original 256.1 kB
After minification 253.8 kB
After compression 37.0 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 219.1 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 9.0 kB

Original 1.2 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. Web AIR images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 9.8 kB

Original 325.5 kB
After minification 322.8 kB
After compression 315.7 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

-0%

Potential reduce by 407 B

Original 92.5 kB
After minification 92.3 kB
After compression 92.0 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. Web-air.eu has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Web AIR. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

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 Web-air.eu 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 Web-air.eu 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

web-air.eu

Open Graph data is detected on the main page of Web AIR. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Web'AIR - Traitement des COV, des particules, et d'air d'industriel

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.web-air.eu

fucfz.css

fuctr.css

style.css

6e4nz.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.web-air.eu

fucfz.css

fuctr.css

style.css

6e4nz.js

fucfz.js

js

fuctr.css

scripts.min.js

smoothscroll.js

jquery.fitvids.js

hashchange.js

easypiechart.js

salvattore.js

common.js

mediaelement-and-player.min.js

mediaelement-migrate.min.js

wp-mediaelement.min.js

MZalCca_1Iw

Pilote-traitement-des-COV-%C3%A9conomie-d%C3%A9nergie-4.png

Logo-WebAIR-2021.svg

preloader.gif

systeme-traitement-dair.jpg

Conception-3D-traitement-dair.jpg

schema-pgs-cov-400x250.png

jean-charles-weber-le-scientifique-et-son-fils-damien-l-ingenieur-et-gerant-de-web-air-photo-cedric-jacquot-1426961536-400x250.jpg

microphone-338481_1920-400x250.jpg

ademe-logo-.png

Universite-lorraine-Logo.png

metropole-nancy.png

Logo-CCI-e1549029086119.png

Logo-Centre-Blanc-transparent-pour-Footer-1.png

background-texture.jpg

Fond-site-vagues.png

logo-kohler-2.png

logo-arcelormittal-2.png

logo-sanijura-2.png

logo-prysmian-2.png

logo-inrs-2.png

logo-hutchinson-2.png

logo-gantois-2.png

logo-areva-2.png

logo-soficor-mader-1.png