Access certypro.com. Les professionnels de l'efficacité énergétique de CertiNergy & Solutions

Report Summary

About Website

Welcome to certypro.com homepage info - get ready to check Certypro best content right away, or after learning these important things about certypro.com

Depuis 2009, nous développons notre réseau de professionnels qui proposent des projets d'efficacité énergétique à des ménages mais aussi à des entreprises

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name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value1,690 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value1

2/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

certypro.com

270 ms

22 ms

1409 ms

jquery.fancybox.min.css

10 ms

css

58 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Certypro.com, 35% (16 requests) were made to Certinergy.com and 26% (12 requests) were made to I0.wp.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Certinergy.com.

Content Size

937.7 kB

After Optimization

786.5 kB

In fact, the total size of Certypro.com main page is 937.7 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. 30% of websites need less resources to load. Images take 614.3 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 137.8 kB

Original 163.3 kB
After minification 158.5 kB
After compression 25.5 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 137.8 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 2.3 kB

Original 614.3 kB
After minification 612.0 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. Certypro images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 11.0 kB

Original 158.6 kB
After minification 158.6 kB
After compression 147.7 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

-1%

Potential reduce by 15 B

Original 1.4 kB
After minification 1.4 kB
After compression 1.4 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. Certypro.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Certypro. 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 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

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

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 Certypro.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 Certypro.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

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