Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

isoland-concept.com

Web Isolation - Vente en gros de produits isolants URSA pour professionnels

Page Load Speed

9.5 sec in total

First Response

311 ms

Resources Loaded

8.3 sec

Page Rendered

819 ms

About Website

Welcome to isoland-concept.com homepage info - get ready to check Isoland Concept best content right away, or after learning these important things about isoland-concept.com

Revendeur officiel des produits URSA spécialisés dans l'isolation des bâtiments. Vente aux professionnels, avec livraison des palettes sur votre chantier.

Visit isoland-concept.com

Key Findings

We analyzed Isoland-concept.com page load time and found that the first response time was 311 ms and then it took 9.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

isoland-concept.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value1,030 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.369

29/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

isoland-concept.com

311 ms

www.web-isolation.fr

1114 ms

web.all.css

519 ms

custom.all.css

330 ms

spe.all.css

359 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Isoland-concept.com, 92% (87 requests) were made to Web-isolation.fr and 3% (3 requests) were made to Newassets.hcaptcha.com. The less responsive or slowest element that took the longest time to load (4.8 sec) relates to the external source Web-isolation.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 251.8 kB (3%)

Content Size

7.7 MB

After Optimization

7.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Isoland-concept.com main page is 7.7 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. Images take 7.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 124.4 kB

  • Original 145.9 kB
  • After minification 141.3 kB
  • After compression 21.5 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 124.4 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 126.8 kB

  • Original 7.1 MB
  • After minification 7.0 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. Isoland Concept images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 549 B

  • Original 495.7 kB
  • After minification 495.7 kB
  • After compression 495.2 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 31 (36%)

Requests Now

87

After Optimization

56

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isoland Concept. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

isoland-concept.com accessibility score

69

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

Image elements do not have [alt] attributes

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

isoland-concept.com best practices score

58

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

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

isoland-concept.com SEO score

78

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

High

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

    N/A

  • Language Claimed

    FR

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isoland-concept.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is French. Our system also found out that Isoland-concept.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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