7.6 sec in total
380 ms
4 sec
3.2 sec
Visit vertigo.revues.org now to see the best up-to-date VertigO Revue S content for France and also check out these interesting facts you probably never knew about vertigo.revues.org
La revue électronique VertigO, fondée en avril 2000, s'est donnée pour mandat la promotion et la diffusion, au sein de la francophonie, de recherches et d'opinions scientifiques sur les problématiques...
Visit vertigo.revues.orgWe analyzed Vertigo.revues.org page load time and found that the first response time was 380 ms and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
vertigo.revues.org performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value7.0 s
6/100
25%
Value8.0 s
22/100
10%
Value2,160 ms
6/100
30%
Value0.091
92/100
15%
Value10.8 s
22/100
10%
380 ms
519 ms
95 ms
272 ms
545 ms
Our browser made a total of 45 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Vertigo.revues.org, 51% (23 requests) were made to Journals.openedition.org and 31% (14 requests) were made to Static-origin.openedition.org. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Journals.openedition.org.
Page size can be reduced by 190.0 kB (50%)
378.2 kB
188.2 kB
In fact, the total size of Vertigo.revues.org main page is 378.2 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. 35% of websites need less resources to load. Javascripts take 163.9 kB which makes up the majority of the site volume.
Potential reduce by 81.1 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. This page needs HTML code to be minified as it can gain 13.7 kB, which is 13% 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 81.1 kB or 76% of the original size.
Potential reduce by 9.0 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. VertigO Revue S images are well optimized though.
Potential reduce by 97.9 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 97.9 kB or 60% of the original size.
Potential reduce by 2.1 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. Vertigo.revues.org needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 11% of the original size.
Number of requests can be reduced by 19 (50%)
38
19
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VertigO 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.
vertigo.revues.org
380 ms
519 ms
common.css
95 ms
screen.css
272 ms
main.css
545 ms
jquery.js
844 ms
common.min.js
475 ms
tarteaucitron.js
1357 ms
main.js
628 ms
jquery.jsonp-latest.min.js
1353 ms
glace_top.jpg
1441 ms
twitter.png
581 ms
linkedin.png
579 ms
google.png
618 ms
facebook.png
606 ms
rss.png
1332 ms
logo-vertigo.png
1331 ms
logo-DOAJ-small120.png
1421 ms
Lg_ISE_2.5mm_3c.jpg
1418 ms
logo_FQRSC-small100.jpg
1414 ms
logoCRSHC-small100.png
1413 ms
logo-revues-org.png
1391 ms
css
90 ms
sitename.png
663 ms
widgets.png
693 ms
more-alt-main.png
695 ms
more-alt.png
649 ms
more.png
648 ms
breadcrumb-sep.png
643 ms
print.css
583 ms
KFOmCnqEu92Fr1Mu4mxM.woff
683 ms
KFOlCnqEu92Fr1MmEU9fBBc-.woff
670 ms
KFOlCnqEu92Fr1MmSU5fBBc-.woff
741 ms
KFOlCnqEu92Fr1MmWUlfBBc-.woff
739 ms
pk.js
1313 ms
langues_off.svg
920 ms
partager_off.svg
466 ms
fb_partage_off.svg
461 ms
tweet_partager_off.svg
452 ms
google_partager_off.svg
518 ms
loupe_search_grey.svg
492 ms
tout_openedition.svg
481 ms
fb_off.svg
493 ms
tweet_off.svg
565 ms
authenticate
686 ms
vertigo.revues.org accessibility score
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
[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
Buttons do not have an accessible name
Form elements do not have associated labels
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
[lang] attributes do not have a valid value
vertigo.revues.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
vertigo.revues.org SEO score
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
Document doesn't use legible font sizes
Tap targets are not sized appropriately
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vertigo.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 Vertigo.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.
vertigo.revues.org
Open Graph data is detected on the main page of VertigO Revue S. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: