Tools & Wizards About Us
trajectoires.revues.org screenshot

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

trajectoires.revues.org

Trajectoires - Revue de la jeune recherche franco-allemande

Page Load Speed

1.9 sec in total

First Response

283 ms

Resources Loaded

1.1 sec

Page Rendered

462 ms

trajectoires.revues.org screenshot

About Website

Click here to check amazing Trajectoires Revue S content for France. Otherwise, check out these important facts you probably never knew about trajectoires.revues.org

La revue Trajectoires, dont la création en 2007 a été confiée par le CIERA à une équipe de jeunes chercheurs (doctorants et post-doctorants), vise à renforcer les connaissances que la France et l’Alle...

Visit trajectoires.revues.org

Key Findings

We analyzed Trajectoires.revues.org page load time and found that the first response time was 283 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

trajectoires.revues.org performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value1,330 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

trajectoires.revues.org

283 ms

screen.css

91 ms

cleo.css

180 ms

jquery.js

357 ms

common.min.js

183 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 59% of them (13 requests) were addressed to the original Trajectoires.revues.org, 32% (7 requests) were made to Static.openedition.org and 9% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (566 ms) belongs to the original domain Trajectoires.revues.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 166.3 kB (57%)

Content Size

292.6 kB

After Optimization

126.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Trajectoires.revues.org main page is 292.6 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. Javascripts take 124.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 38.0 kB

  • Original 46.6 kB
  • After minification 37.4 kB
  • After compression 8.6 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 9.2 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 38.0 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 1.3 kB

  • Original 56.7 kB
  • After minification 55.4 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. Trajectoires Revue S images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 75.1 kB

  • Original 124.9 kB
  • After minification 114.5 kB
  • After compression 49.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 75.1 kB or 60% of the original size.

CSS Optimization

-80%

Potential reduce by 51.8 kB

  • Original 64.4 kB
  • After minification 57.3 kB
  • After compression 12.6 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. Trajectoires.revues.org needs all CSS files to be minified and compressed as it can save up to 51.8 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (43%)

Requests Now

21

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trajectoires Revue S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

trajectoires.revues.org

trajectoires.revues.org

283 ms

screen.css

screen.css

91 ms

cleo.css

cleo.css

180 ms

jquery.js

jquery.js

357 ms

common.min.js

common.min.js

183 ms

cleo.js

cleo.js

141 ms

jquery.jsonp-latest.min.js

jquery.jsonp-latest.min.js

143 ms

feed-icon-14x14.png

feed-icon-14x14.png

183 ms

logo-ciera.png

logo-ciera.png

182 ms

logo-revues-org.png

logo-revues-org.png

183 ms

openbarre.css

openbarre.css

10 ms

jquery.fancybox-1.3.1.css

jquery.fancybox-1.3.1.css

9 ms

sprites.png

sprites.png

4 ms

bg-header.png

bg-header.png

477 ms

sitename.png

sitename.png

566 ms

widgets.png

widgets.png

91 ms

bg-pageheader.png

bg-pageheader.png

477 ms

ga.js

ga.js

19 ms

openbarre-services-shadow.png

openbarre-services-shadow.png

17 ms

jquery.fancybox-1.3.1.js

jquery.fancybox-1.3.1.js

24 ms

__utm.gif

__utm.gif

11 ms

print.css

print.css

91 ms

Accessibility Review

trajectoires.revues.org accessibility score

78

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Some elements have a [tabindex] value greater than 0

Best Practices

trajectoires.revues.org best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

trajectoires.revues.org SEO score

88

Search Engine Optimization Advices

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

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 Trajectoires.revues.org 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 Trajectoires.revues.org 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

trajectoires.revues.org

Open Graph description is not detected on the main page of Trajectoires Revue S. 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: