Tools & Wizards About Us
energem-france.com screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

energem-france.com

À l'Avant Garde du Bâtiment Basse Consommation | Energem' | Gémenos

Page Load Speed

3 sec in total

First Response

300 ms

Resources Loaded

2.5 sec

Page Rendered

196 ms

energem-france.com screenshot

About Website

Welcome to energem-france.com homepage info - get ready to check Energem France best content right away, or after learning these important things about energem-france.com

Pionnier régional dans la conception et la réalisation de bâtiment basse consommation, Energem' dispose de technologies exclusives dans son domaine qui en font un partenaire incontournable pour les tr...

Visit energem-france.com

Key Findings

We analyzed Energem-france.com page load time and found that the first response time was 300 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

energem-france.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value16.6 s

0/100

10%

TBT (Total Blocking Time)

Value19,270 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.514

15/100

15%

TTI (Time to Interactive)

Value28.0 s

0/100

10%

Network Requests Diagram

energem-france.com

300 ms

www.energem-france.com

290 ms

common.css

78 ms

accueil.css

155 ms

nav.css

155 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 80% of them (35 requests) were addressed to the original Energem-france.com, 14% (6 requests) were made to Fonts.gstatic.com and 7% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Energem-france.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 718.8 kB (74%)

Content Size

966.4 kB

After Optimization

247.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Energem-france.com main page is 966.4 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. 45% of websites need less resources to load. Javascripts take 808.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 12.6 kB

  • Original 15.2 kB
  • After minification 12.2 kB
  • After compression 2.7 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 3.1 kB, which is 20% 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 12.6 kB or 83% of the original size.

Image Optimization

-14%

Potential reduce by 17.8 kB

  • Original 128.8 kB
  • After minification 111.0 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. Obviously, Energem France needs image optimization as it can save up to 17.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-84%

Potential reduce by 678.3 kB

  • Original 808.7 kB
  • After minification 507.7 kB
  • After compression 130.4 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 678.3 kB or 84% of the original size.

CSS Optimization

-74%

Potential reduce by 10.0 kB

  • Original 13.6 kB
  • After minification 11.5 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. Energem-france.com needs all CSS files to be minified and compressed as it can save up to 10.0 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (28%)

Requests Now

36

After Optimization

26

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Energem France. 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 JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

energem-france.com

energem-france.com

300 ms

www.energem-france.com

www.energem-france.com

290 ms

common.css

common.css

78 ms

accueil.css

accueil.css

155 ms

nav.css

nav.css

155 ms

realisation.css

realisation.css

157 ms

jquery.js

jquery.js

402 ms

jquery.droppy.js

jquery.droppy.js

157 ms

jquery.cycle.all.js

jquery.cycle.all.js

160 ms

jquery-ui.js

jquery-ui.js

551 ms

jquery.fancybox.js

jquery.fancybox.js

233 ms

css

css

24 ms

css

css

36 ms

css

css

47 ms

confiance-fd.png

confiance-fd.png

99 ms

eiffage.jpg

eiffage.jpg

78 ms

bouygues.jpg

bouygues.jpg

83 ms

perottino.jpg

perottino.jpg

80 ms

gfc.jpg

gfc.jpg

81 ms

bec_construction.png

bec_construction.png

82 ms

ogic1.jpg

ogic1.jpg

154 ms

Primosud.jpg

Primosud.jpg

153 ms

logo.png

logo.png

319 ms

nav-fd.png

nav-fd.png

391 ms

nav-accueil.png

nav-accueil.png

394 ms

picto-tel.png

picto-tel.png

468 ms

picto-contact.png

picto-contact.png

470 ms

visu-accueil.gif

visu-accueil.gif

936 ms

fleche-verte-h30.png

fleche-verte-h30.png

548 ms

thumb-336-150.jpg

thumb-336-150.jpg

640 ms

thumb-343-150.jpg

thumb-343-150.jpg

729 ms

thumb-372-150.jpg

thumb-372-150.jpg

824 ms

thumb-383-150.jpg

thumb-383-150.jpg

918 ms

pied-fd.png

pied-fd.png

993 ms

pied-logo.jpg

pied-logo.jpg

1008 ms

pied-qualibat.png

pied-qualibat.png

1070 ms

pied-progaz.png

pied-progaz.png

1087 ms

pied-promotelec.png

pied-promotelec.png

1145 ms

zhcz-_WihjSQC0oHJ9TCYC3USBnSvpkopQaUR-2r7iU.ttf

zhcz-_WihjSQC0oHJ9TCYC3USBnSvpkopQaUR-2r7iU.ttf

10 ms

IQHow_FEYlDC4Gzy_m8fcvEr6Hm6RMS0v1dtXsGir4g.ttf

IQHow_FEYlDC4Gzy_m8fcvEr6Hm6RMS0v1dtXsGir4g.ttf

16 ms

MG9KbUZFchDs94Tbv9U-paCWcynf_cDxXwCLxiixG1c.ttf

MG9KbUZFchDs94Tbv9U-paCWcynf_cDxXwCLxiixG1c.ttf

26 ms

SQVfzoJBbj9t3aVcmbspRonF5uFdDttMLvmWuJdhhgs.ttf

SQVfzoJBbj9t3aVcmbspRonF5uFdDttMLvmWuJdhhgs.ttf

24 ms

uDssvmXgp7Nj3i336k_dSonF5uFdDttMLvmWuJdhhgs.ttf

uDssvmXgp7Nj3i336k_dSonF5uFdDttMLvmWuJdhhgs.ttf

22 ms

-91TwiFzqeL1F7Kh91APwYnF5uFdDttMLvmWuJdhhgs.ttf

-91TwiFzqeL1F7Kh91APwYnF5uFdDttMLvmWuJdhhgs.ttf

35 ms

Accessibility Review

energem-france.com accessibility score

95

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

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

energem-france.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

energem-france.com SEO score

92

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Energem-france.com 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 Energem-france.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

energem-france.com

Open Graph description is not detected on the main page of Energem France. 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: