Tools & Wizards About Us
groupe-esa.com screenshot

Report Summary

  • 88

    Performance

    Renders faster than
    90% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

groupe-esa.com

Agronomie | Environnement | Alimentation - ESA, L’École supérieure des agricultures basée à Angers et Paris

Page Load Speed

2.5 sec in total

First Response

302 ms

Resources Loaded

2.1 sec

Page Rendered

166 ms

groupe-esa.com screenshot

About Website

Welcome to groupe-esa.com homepage info - get ready to check Groupe ESA best content for India right away, or after learning these important things about groupe-esa.com

Formations et recherche en agriculture, agroalimentaire & environnement, vie étudiante, international, découvrez l'ESA Angers ! L’École de toutes les agricultures performantes et durables, depuis...

Visit groupe-esa.com

Key Findings

We analyzed Groupe-esa.com page load time and found that the first response time was 302 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

groupe-esa.com performance score

88

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.9 s

96/100

10%

Network Requests Diagram

groupe-esa.com

302 ms

accueil-rubrique-anglais-11228.kjsp

222 ms

fontes.css

188 ms

screenstyles.css

189 ms

scripts.js

400 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 88% of them (45 requests) were addressed to the original Groupe-esa.com, 6% (3 requests) were made to S7.addthis.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (574 ms) belongs to the original domain Groupe-esa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 366.7 kB (39%)

Content Size

946.8 kB

After Optimization

580.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Groupe-esa.com main page is 946.8 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. 25% of websites need less resources to load. Images take 451.5 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 58.7 kB

  • Original 82.5 kB
  • After minification 78.9 kB
  • After compression 23.8 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 58.7 kB or 71% of the original size.

Image Optimization

-9%

Potential reduce by 42.7 kB

  • Original 451.5 kB
  • After minification 408.8 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. Groupe ESA images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 256.5 kB

  • Original 401.6 kB
  • After minification 401.6 kB
  • After compression 145.1 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 256.5 kB or 64% of the original size.

CSS Optimization

-77%

Potential reduce by 8.7 kB

  • Original 11.2 kB
  • After minification 8.7 kB
  • After compression 2.5 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. Groupe-esa.com needs all CSS files to be minified and compressed as it can save up to 8.7 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 27 (59%)

Requests Now

46

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Groupe ESA. 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 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

groupe-esa.com

groupe-esa.com

302 ms

accueil-rubrique-anglais-11228.kjsp

accueil-rubrique-anglais-11228.kjsp

222 ms

fontes.css

fontes.css

188 ms

screenstyles.css

screenstyles.css

189 ms

scripts.js

scripts.js

400 ms

validation.js

validation.js

192 ms

player_swf.js

player_swf.js

185 ms

fckeditor.js

fckeditor.js

202 ms

addthis_widget.js

addthis_widget.js

12 ms

ecran_accueil.css

ecran_accueil.css

272 ms

ecran_redirection_mobile.css

ecran_redirection_mobile.css

272 ms

analytics.js

analytics.js

22 ms

langue_courante.png

langue_courante.png

98 ms

grande_bretagne.png

grande_bretagne.png

97 ms

france.png

france.png

97 ms

logo.png

logo.png

98 ms

montage4_1289923847817.jpg

montage4_1289923847817.jpg

325 ms

3lignes-bas_1317974360462.jpg

3lignes-bas_1317974360462.jpg

109 ms

facebook-logo-esa_1452162264455-png

facebook-logo-esa_1452162264455-png

179 ms

twitter-logo-esa_1452162281483-png

twitter-logo-esa_1452162281483-png

180 ms

linked-in-logo-esa_1452162295529-png

linked-in-logo-esa_1452162295529-png

183 ms

welcome-esa_1445504496437-jpg

welcome-esa_1445504496437-jpg

358 ms

summer-schools_1455536221792-jpg

summer-schools_1455536221792-jpg

287 ms

olage_1318524461939.jpg

olage_1318524461939.jpg

269 ms

v_video_1324647045614.jpg

v_video_1324647045614.jpg

356 ms

v_video_1354814284358.jpg

v_video_1354814284358.jpg

273 ms

international-copie_1316104439619.jpg

international-copie_1316104439619.jpg

534 ms

imprimer2.png

imprimer2.png

364 ms

version_pdf.png

version_pdf.png

375 ms

partager.png

partager.png

412 ms

logo2.jpg

logo2.jpg

531 ms

titilliummaps29l001-webfont.woff

titilliummaps29l001-webfont.woff

439 ms

lire_la_suite.png

lire_la_suite.png

441 ms

collect

collect

32 ms

300lo.json

300lo.json

15 ms

ie67-css.d20541e614a2e495c355.js

ie67-css.d20541e614a2e495c355.js

37 ms

rubrique.png

rubrique.png

399 ms

rubrique_deco.png

rubrique_deco.png

436 ms

rubrique_contenu.png

rubrique_contenu.png

471 ms

rubrique.png

rubrique.png

480 ms

rubrique_deco.png

rubrique_deco.png

489 ms

rubrique_contenu.png

rubrique_contenu.png

523 ms

puce.png

puce.png

554 ms

rubrique.png

rubrique.png

555 ms

rubrique_deco.png

rubrique_deco.png

557 ms

rubrique_contenu.png

rubrique_contenu.png

568 ms

logo_pied_page.png

logo_pied_page.png

574 ms

sh.7c7179124ea24ac6ba46caac.html

sh.7c7179124ea24ac6ba46caac.html

19 ms

printstyles.css

printstyles.css

92 ms

closelabel.gif

closelabel.gif

90 ms

loading.gif

loading.gif

90 ms

Accessibility Review

groupe-esa.com accessibility score

55

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

Image elements do not have [alt] attributes

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

groupe-esa.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

groupe-esa.com SEO score

83

Search Engine Optimization Advices

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Groupe-esa.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Groupe-esa.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

groupe-esa.com

Open Graph description is not detected on the main page of Groupe ESA. 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: