Access catalyseur24.com. Catalyseur auto, voiture, pot catalytique, filtre a particule

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value1,870 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.6 s

5/100

10%

catalyseur24.fr

518 ms

theme.css

138 ms

front.css

152 ms

cascadesearch.css

165 ms

ptags.css

167 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Catalyseur24.com, 4% (3 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Widgets.trustedshops.com. The less responsive or slowest element that took the longest time to load (904 ms) relates to the external source Catalyseur24.fr.

Content Size

2.6 MB

After Optimization

897.6 kB

In fact, the total size of Catalyseur24.com main page is 2.6 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. 65% of websites need less resources to load. HTML takes 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 1.7 MB

Original 1.7 MB
After minification 1.0 MB
After compression 79.1 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 738.6 kB, which is 42% 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 1.7 MB or 95% of the original size.

Image Optimization

-0%

Potential reduce by 30 B

Original 614.1 kB
After minification 614.1 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. Catalyseur24 images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 3.6 kB

Original 165.2 kB
After minification 164.2 kB
After compression 161.6 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

-2%

Potential reduce by 860 B

Original 43.7 kB
After minification 43.7 kB
After compression 42.9 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. Catalyseur24.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catalyseur24. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 9 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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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

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 Catalyseur24.com 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 Catalyseur24.com 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

catalyseur24.com

Open Graph data is detected on the main page of Catalyseur24. 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

Catalyseur auto, voiture, pot catalytique, filtre a particule - Catalyseur24

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

catalyseur24.fr

theme.css

front.css

cascadesearch.css

ptags.css

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

catalyseur24.fr

theme.css

front.css

cascadesearch.css

ptags.css

jquery-ui.min.css

jquery.ui.theme.min.css

homeslider.css

custom.css

js

js

font-awesome.min.css

core.js

product_bottom.js

tsProductStickerSummary.js

theme.js

ps_emailsubscription.js

front.js

kiwik.cache.js

kiwik.cascadesearch.js

jquery-ui.min.js

responsiveslides.min.js

homeslider.js

ps_searchbar.js

ps_shoppingcart.js

custom.js

v2.zopim.com

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