7.6 sec in total
2 sec
5.5 sec
116 ms
Visit catalogue-bibliotheques.upmc.fr now to see the best up-to-date Catalogue Bibliotheques Upmc content for France and also check out these interesting facts you probably never knew about catalogue-bibliotheques.upmc.fr
Visit catalogue-bibliotheques.upmc.frWe analyzed Catalogue-bibliotheques.upmc.fr page load time and found that the first response time was 2 sec and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
catalogue-bibliotheques.upmc.fr performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value4.5 s
36/100
25%
Value8.9 s
15/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value4.1 s
87/100
10%
2008 ms
672 ms
1434 ms
721 ms
241 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that all of those requests were addressed to Catalogue-bibliotheques.upmc.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Catalogue-bibliotheques.upmc.fr.
Page size can be reduced by 404.2 kB (82%)
493.0 kB
88.9 kB
In fact, the total size of Catalogue-bibliotheques.upmc.fr main page is 493.0 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. 15% of websites need less resources to load. Javascripts take 402.2 kB which makes up the majority of the site volume.
Potential reduce by 23.2 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 10.0 kB, which is 35% 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 23.2 kB or 82% of the original size.
Potential reduce by 652 B
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. Catalogue Bibliotheques Upmc images are well optimized though.
Potential reduce by 331.5 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 331.5 kB or 82% of the original size.
Potential reduce by 48.8 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. Catalogue-bibliotheques.upmc.fr needs all CSS files to be minified and compressed as it can save up to 48.8 kB or 87% of the original size.
Number of requests can be reduced by 24 (83%)
29
5
The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Catalogue Bibliotheques Upmc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
catalogue-bibliotheques.upmc.fr
2008 ms
672 ms
1434 ms
prototype-1.6.1.js
721 ms
scriptaculous.js
241 ms
sirsidynix.js
637 ms
datetimepicker.js
323 ms
getcontent.js
322 ms
bupmc.js
237 ms
default.css
317 ms
builder.js
84 ms
effects.js
88 ms
dragdrop.js
320 ms
controls.js
93 ms
slider.js
163 ms
sound.js
86 ms
sirsidynix.css
242 ms
webapp.css
162 ms
custom.css
86 ms
logo_bupmc.gif
83 ms
ENGLISH.gif
83 ms
interrogation.png
82 ms
button.png
82 ms
logo_facebook.png
81 ms
top_edge.png
81 ms
right_edge.png
82 ms
bottom_edge.png
83 ms
left_edge.png
82 ms
top_left.png
142 ms
top_right.png
143 ms
bottom_right.png
161 ms
bottom_left.png
160 ms
catalogue-bibliotheques.upmc.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.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
The document uses <meta http-equiv="refresh">
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
catalogue-bibliotheques.upmc.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
catalogue-bibliotheques.upmc.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
EN
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Catalogue-bibliotheques.upmc.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 Catalogue-bibliotheques.upmc.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.
catalogue-bibliotheques.upmc.fr
Open Graph description is not detected on the main page of Catalogue Bibliotheques Upmc. 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: