3.1 sec in total
477 ms
2.5 sec
149 ms
Click here to check amazing Welcome Univ Lorraine content for France. Otherwise, check out these important facts you probably never knew about welcome.univ-lorraine.fr
Visit welcome.univ-lorraine.frWe analyzed Welcome.univ-lorraine.fr page load time and found that the first response time was 477 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
welcome.univ-lorraine.fr performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value19.8 s
0/100
25%
Value10.3 s
8/100
10%
Value80 ms
99/100
30%
Value0
100/100
15%
Value12.5 s
14/100
10%
477 ms
86 ms
168 ms
168 ms
172 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 84% of them (61 requests) were addressed to the original Welcome.univ-lorraine.fr, 8% (6 requests) were made to Videos.univ-lorraine.fr and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (741 ms) belongs to the original domain Welcome.univ-lorraine.fr.
Page size can be reduced by 514.6 kB (63%)
816.5 kB
301.9 kB
In fact, the total size of Welcome.univ-lorraine.fr main page is 816.5 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 448.9 kB which makes up the majority of the site volume.
Potential reduce by 33.9 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 33.9 kB or 80% of the original size.
Potential reduce by 8.1 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. Welcome Univ Lorraine images are well optimized though.
Potential reduce by 311.0 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 311.0 kB or 69% of the original size.
Potential reduce by 161.6 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. Welcome.univ-lorraine.fr needs all CSS files to be minified and compressed as it can save up to 161.6 kB or 83% of the original size.
Number of requests can be reduced by 60 (86%)
70
10
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Welcome Univ Lorraine. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 42 to 1 for CSS and as a result speed up the page load time.
welcome.univ-lorraine.fr
477 ms
system.base.css
86 ms
system.menus.css
168 ms
system.messages.css
168 ms
system.theme.css
172 ms
jquery.ui.core.css
166 ms
jquery.ui.theme.css
254 ms
jquery.ui.accordion.css
170 ms
book.css
244 ms
calendar_multiday.css
325 ms
date.css
246 ms
datepicker.1.7.css
249 ms
field.css
255 ms
node.css
326 ms
search.css
330 ms
user.css
332 ms
views.css
333 ms
ctools.css
334 ms
lightbox.css
407 ms
nice_menus.css
408 ms
nice_menus_default.css
411 ms
node_embed.css
412 ms
text_resize.css
414 ms
alpha-reset.css
415 ms
alpha-mobile.css
488 ms
alpha-alpha.css
488 ms
formalize.css
493 ms
omega-text.css
495 ms
omega-branding.css
495 ms
omega-menu.css
497 ms
omega-forms.css
570 ms
omega-visuals.css
571 ms
global.css
741 ms
drupalstart-1-alpha-default.css
581 ms
drupalstart-1-alpha-default-narrow.css
579 ms
international0413-1-alpha-default.css
663 ms
international0413-1-alpha-default-narrow.css
649 ms
alpha-default-narrow-12.css
581 ms
drupalstart-1-alpha-default-normal.css
507 ms
international0413-1-alpha-default-normal.css
507 ms
alpha-default-normal-12.css
577 ms
js_UWQINlriydSoeSiGQxToOUdv493zEa7dpsXC1OtYlZU.js
659 ms
js_d72tHHNuXBgRt46gnfQbcwy6kvQaYeqQlhn4JvNg6g4.js
584 ms
js_bjfFd966KRaJnzPvDrP_IQsXNfhiLjMvJUBUs9STItc.js
512 ms
lightbox.js
623 ms
js_JqJyis-P-rHYSP912aCzO89yd2opnyWQANcXANM-zEE.js
576 ms
js_Jt04TSA7RqczzDKgML4Qj-WtvI0EeL5nG5ZVf-D-qtA.js
576 ms
js_43n5FBy8pZxQHxPXkf-sQF7ZiacVZke14b0VlvSA554.js
581 ms
css
26 ms
global.css
92 ms
bg-bienvenue9.png
167 ms
piwik.js
669 ms
video.php
575 ms
video.php
595 ms
video.php
568 ms
menu-leaf.png
84 ms
flags19.png
89 ms
fb23.png
87 ms
tw23.png
90 ms
rs23.png
91 ms
logo_0.png
150 ms
bandeau-accueil.jpg
412 ms
icoform2.png
168 ms
icodocto2.png
170 ms
icositue2.png
172 ms
icoguide.png
173 ms
anMUvcNT0H1YN4FII8wpr1uKlGE8-OjkUKWan_M3D6s.woff
8 ms
anMUvcNT0H1YN4FII8wpr_5rZpfU3XI-FvUPGDRT0xY.woff
12 ms
jquery.min.js
8 ms
browserdetect.js
85 ms
jwplayer.js
500 ms
swfobject.js
27 ms
jsdetection.js
106 ms
welcome.univ-lorraine.fr accessibility score
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
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
Links do not have a discernible name
welcome.univ-lorraine.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
welcome.univ-lorraine.fr SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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 uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Welcome.univ-lorraine.fr can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Welcome.univ-lorraine.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.
welcome.univ-lorraine.fr
Open Graph description is not detected on the main page of Welcome Univ Lorraine. 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: