Tools & Wizards About Us
ent.insa-rennes.fr screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

ent.insa-rennes.fr

Portal: An error has occured

Page Load Speed

3.9 sec in total

First Response

190 ms

Resources Loaded

3.6 sec

Page Rendered

148 ms

ent.insa-rennes.fr screenshot

About Website

Visit ent.insa-rennes.fr now to see the best up-to-date Ent Insa Rennes content for France and also check out these interesting facts you probably never knew about ent.insa-rennes.fr

uPortal par JASIG : Le portail universitaire open source fait pour l'enseignement supérieur par l'enseignement supérieur

Visit ent.insa-rennes.fr

Key Findings

We analyzed Ent.insa-rennes.fr page load time and found that the first response time was 190 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ent.insa-rennes.fr performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.5 s

0/100

25%

SI (Speed Index)

Value14.4 s

1/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.065

97/100

15%

TTI (Time to Interactive)

Value13.0 s

12/100

10%

Network Requests Diagram

render.uP

190 ms

fss-framework-1.2.css

543 ms

fss-theme-insa.css

547 ms

layout.css

546 ms

portal.css

559 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 81% of them (50 requests) were addressed to the original Ent.insa-rennes.fr, 16% (10 requests) were made to Ressources.insa-rennes.fr and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (996 ms) belongs to the original domain Ent.insa-rennes.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 106.7 kB (9%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ent.insa-rennes.fr main page is 1.2 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. 35% of websites need less resources to load. Images take 765.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 15.7 kB

  • Original 21.1 kB
  • After minification 20.5 kB
  • After compression 5.4 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 15.7 kB or 74% of the original size.

Image Optimization

-1%

Potential reduce by 5.1 kB

  • Original 765.4 kB
  • After minification 760.2 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. Ent Insa Rennes images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 36.5 kB

  • Original 337.2 kB
  • After minification 335.5 kB
  • After compression 300.8 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 36.5 kB or 11% of the original size.

CSS Optimization

-45%

Potential reduce by 49.4 kB

  • Original 109.0 kB
  • After minification 99.1 kB
  • After compression 59.6 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. Ent.insa-rennes.fr needs all CSS files to be minified and compressed as it can save up to 49.4 kB or 45% of the original size.

Requests Breakdown

Number of requests can be reduced by 55 (92%)

Requests Now

60

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ent Insa Rennes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

render.uP

render.uP

190 ms

fss-framework-1.2.css

fss-framework-1.2.css

543 ms

fss-theme-insa.css

fss-theme-insa.css

547 ms

layout.css

layout.css

546 ms

portal.css

portal.css

559 ms

portlet.css

portlet.css

626 ms

jasig-widget-portlets.css

jasig-widget-portlets.css

629 ms

commons.css

commons.css

629 ms

lecture-portlet.css

lecture-portlet.css

667 ms

helpdesk.css

helpdesk.css

668 ms

esup-ca.css

esup-ca.css

188 ms

datepicker.css

datepicker.css

276 ms

lightbox.css

lightbox.css

351 ms

css

css

32 ms

normalize-2.1.2.min.css

normalize-2.1.2.min.css

277 ms

font-awesome.min.css

font-awesome.min.css

352 ms

jquery-ui-1.10.3-smoothness.min.css

jquery-ui-1.10.3-smoothness.min.css

289 ms

insa.css

insa.css

300 ms

modernizr-2.6.2.min.js

modernizr-2.6.2.min.js

386 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

446 ms

jquery-migrate-1.2.1.min.js

jquery-migrate-1.2.1.min.js

451 ms

jquery-ui-1.10.3.min.js

jquery-ui-1.10.3.min.js

475 ms

bootstrap.min.js

bootstrap.min.js

463 ms

bootstrap-accessibility.min.js

bootstrap-accessibility.min.js

530 ms

fluid-custom.min.js

fluid-custom.min.js

752 ms

underscore-1.5.2.min.js

underscore-1.5.2.min.js

632 ms

backbone-1.1.0.min.js

backbone-1.1.0.min.js

562 ms

jquery.noty.packaged.min.js

jquery.noty.packaged.min.js

876 ms

jquery.dataTables.min.js

jquery.dataTables.min.js

593 ms

bootstrap-rating-input.min.js

bootstrap-rating-input.min.js

724 ms

dataTables.bootstrap.js

dataTables.bootstrap.js

724 ms

ColumnFilterWidgets.js

ColumnFilterWidgets.js

725 ms

resolve-conflicts.min.js

resolve-conflicts.min.js

725 ms

up-util.js

up-util.js

880 ms

up-portlet-registry.js

up-portlet-registry.js

881 ms

up-entity-registry.js

up-entity-registry.js

882 ms

up-portlet-browser.js

up-portlet-browser.js

882 ms

up-layout-draggable-manager.js

up-layout-draggable-manager.js

883 ms

up-layout-gallery.js

up-layout-gallery.js

883 ms

up-fragment-permissions-manager.js

up-fragment-permissions-manager.js

888 ms

up-subscription-browser.js

up-subscription-browser.js

930 ms

up-layout-selector.js

up-layout-selector.js

928 ms

up-skin-selector.js

up-skin-selector.js

951 ms

up-tab-manager.js

up-tab-manager.js

970 ms

up-layout-persistence.js

up-layout-persistence.js

969 ms

up-url-provider.js

up-url-provider.js

996 ms

esup-plugin.js

esup-plugin.js

635 ms

up-layout-preferences.js

up-layout-preferences.js

941 ms

up-autocomplete.js

up-autocomplete.js

857 ms

up-showHideToggle.js

up-showHideToggle.js

790 ms

entity-selector.js

entity-selector.js

809 ms

up-parameter-editor.js

up-parameter-editor.js

770 ms

up-translator.js

up-translator.js

780 ms

up-sidebar-improved.js

up-sidebar-improved.js

783 ms

up-print-plugin.js

up-print-plugin.js

818 ms

up-rating-option.js

up-rating-option.js

785 ms

up-favorite.js

up-favorite.js

730 ms

up-config-lightbox.js

up-config-lightbox.js

743 ms

accueil-ent.png

accueil-ent.png

927 ms

fond-ent-logo-haut-gauche.jpg

fond-ent-logo-haut-gauche.jpg

87 ms

fond-ent-haut-droit.jpg

fond-ent-haut-droit.jpg

173 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

110 ms

Accessibility Review

ent.insa-rennes.fr accessibility score

100

Accessibility Issues

Best Practices

ent.insa-rennes.fr 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

SEO Factors

ent.insa-rennes.fr SEO score

88

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

    EN

  • Language Claimed

    FR

  • Encoding

    UTF-8

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

ent.insa-rennes.fr

Open Graph description is not detected on the main page of Ent Insa Rennes. 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: