Tools & Wizards About Us
certifergie.be screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

certifergie.be

Certificat PEB, Responsable PEB, Coordination de sécurité. Consultez les « PLUS » de Certif-energie. Luc Watillon, Architecte.

Page Load Speed

5.6 sec in total

First Response

317 ms

Resources Loaded

5 sec

Page Rendered

256 ms

certifergie.be screenshot

About Website

Visit certifergie.be now to see the best up-to-date Certif Ergie content and also check out these interesting facts you probably never knew about certifergie.be

Certif-energie votre partenaire pour vos Certificat PEB, Responsable PEB, Coordination de sécurité. Contactez-nous

Visit certifergie.be

Key Findings

We analyzed Certifergie.be page load time and found that the first response time was 317 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

certifergie.be performance score

0

Network Requests Diagram

certifergie.be

317 ms

www.certif-energie.be

353 ms

feuille.css

1010 ms

zoombox.css

187 ms

jquery.min.js

63 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Certifergie.be, 56% (10 requests) were made to Certif-energie.be and 17% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Certif-energie.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.4 kB (15%)

Content Size

357.4 kB

After Optimization

303.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Certifergie.be main page is 357.4 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. 20% of websites need less resources to load. Images take 298.3 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 8.8 kB

  • Original 11.9 kB
  • After minification 11.6 kB
  • After compression 3.1 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. 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 8.8 kB or 74% of the original size.

Image Optimization

-2%

Potential reduce by 5.6 kB

  • Original 298.3 kB
  • After minification 292.8 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. Certif Ergie images are well optimized though.

JavaScript Optimization

-83%

Potential reduce by 17.5 kB

  • Original 21.0 kB
  • After minification 13.5 kB
  • After compression 3.5 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 17.5 kB or 83% of the original size.

CSS Optimization

-86%

Potential reduce by 22.6 kB

  • Original 26.2 kB
  • After minification 18.1 kB
  • After compression 3.6 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. Certifergie.be needs all CSS files to be minified and compressed as it can save up to 22.6 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (31%)

Requests Now

13

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Certif Ergie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

certifergie.be

certifergie.be

317 ms

www.certif-energie.be

www.certif-energie.be

353 ms

feuille.css

feuille.css

1010 ms

zoombox.css

zoombox.css

187 ms

jquery.min.js

jquery.min.js

63 ms

zoombox.js

zoombox.js

4336 ms

certificateur-peb.jpg

certificateur-peb.jpg

1314 ms

controle_electrique.jpg

controle_electrique.jpg

3869 ms

peb.jpg

peb.jpg

1531 ms

css

css

24 ms

css

css

35 ms

css

css

45 ms

haut.jpg

haut.jpg

680 ms

centre.jpg

centre.jpg

200 ms

bas_index.jpg

bas_index.jpg

379 ms

8XtYtNKEyyZh481XVWfVOqCWcynf_cDxXwCLxiixG1c.ttf

8XtYtNKEyyZh481XVWfVOqCWcynf_cDxXwCLxiixG1c.ttf

8 ms

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf

13 ms

fmgK7oaJJIXAkhd9798yQiIQXpsbKR_wBTo1n6IkW90.ttf

fmgK7oaJJIXAkhd9798yQiIQXpsbKR_wBTo1n6IkW90.ttf

53 ms

SEO Factors

certifergie.be SEO score

0

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Certifergie.be can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Certifergie.be 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

certifergie.be

Open Graph description is not detected on the main page of Certif Ergie. 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: