Report Summary

  • 60

    Performance

    Renders faster than
    75% 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

  • 85

    SEO

    Google-friendlier than
    55% of websites

belisol.fr

Chaque jour 150 ménages choisissent Belisol | Belisol

Page Load Speed

4.8 sec in total

First Response

259 ms

Resources Loaded

4.3 sec

Page Rendered

249 ms

About Website

Visit belisol.fr now to see the best up-to-date Belisol content for France and also check out these interesting facts you probably never knew about belisol.fr

Vous cherchez des fenêtres ou des portes de qualité en PVC, bois ou aluminium ? Chez Belisol, vous les trouverez avec toutes les finitions possibles.…

Visit belisol.fr

Key Findings

We analyzed Belisol.fr page load time and found that the first response time was 259 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

belisol.fr performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

belisol.fr

259 ms

www.belisol.fr

432 ms

main.css

438 ms

modernizr-1.6.min.js

837 ms

swfobject.js

13 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 21% of them (19 requests) were addressed to the original Belisol.fr, 46% (41 requests) were made to Belisol.com and 4% (4 requests) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Belisol.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 736.5 kB (60%)

Content Size

1.2 MB

After Optimization

494.6 kB

In fact, the total size of Belisol.fr main page is 1.2 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. 60% of websites need less resources to load. Javascripts take 886.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 73.6 kB

  • Original 97.4 kB
  • After minification 81.2 kB
  • After compression 23.8 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 16.3 kB, which is 17% 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 73.6 kB or 76% of the original size.

Image Optimization

-13%

Potential reduce by 20.7 kB

  • Original 157.3 kB
  • After minification 136.6 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. Obviously, Belisol needs image optimization as it can save up to 20.7 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

-64%

Potential reduce by 570.0 kB

  • Original 886.5 kB
  • After minification 861.4 kB
  • After compression 316.5 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 570.0 kB or 64% of the original size.

CSS Optimization

-80%

Potential reduce by 72.1 kB

  • Original 89.8 kB
  • After minification 88.9 kB
  • After compression 17.7 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. Belisol.fr needs all CSS files to be minified and compressed as it can save up to 72.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (57%)

Requests Now

70

After Optimization

30

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Belisol. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

belisol.fr accessibility score

86

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

[id] attributes on active, focusable elements are not unique

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

ARIA IDs are not unique

Best Practices

belisol.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

SEO Factors

belisol.fr SEO score

85

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Belisol.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Belisol.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 Belisol. 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: