3.5 sec in total
813 ms
2.6 sec
143 ms
Visit fst-chimie.univ-lyon1.fr now to see the best up-to-date Fst Chimie Univ Lyon 1 content for France and also check out these interesting facts you probably never knew about fst-chimie.univ-lyon1.fr
Le département Chimie-Biochimie de la Faculté Sciences et Technologies regroupe l'ensemble des acteurs et des moyens impliqués dans le développement de la recherche et de la formation en Chimie-Bi...
Visit fst-chimie.univ-lyon1.frWe analyzed Fst-chimie.univ-lyon1.fr page load time and found that the first response time was 813 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
fst-chimie.univ-lyon1.fr performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value11.5 s
0/100
25%
Value9.3 s
13/100
10%
Value320 ms
76/100
30%
Value0
100/100
15%
Value12.4 s
14/100
10%
813 ms
415 ms
195 ms
321 ms
198 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 97% of them (67 requests) were addressed to the original Fst-chimie.univ-lyon1.fr, 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (813 ms) belongs to the original domain Fst-chimie.univ-lyon1.fr.
Page size can be reduced by 562.7 kB (50%)
1.1 MB
565.0 kB
In fact, the total size of Fst-chimie.univ-lyon1.fr main page is 1.1 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. 45% of websites need less resources to load. Javascripts take 560.6 kB which makes up the majority of the site volume.
Potential reduce by 32.6 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 5.4 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 32.6 kB or 79% of the original size.
Potential reduce by 33.1 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. Fst Chimie Univ Lyon 1 images are well optimized though.
Potential reduce by 446.5 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 446.5 kB or 80% of the original size.
Potential reduce by 50.5 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. Fst-chimie.univ-lyon1.fr needs all CSS files to be minified and compressed as it can save up to 50.5 kB or 81% of the original size.
Number of requests can be reduced by 43 (64%)
67
24
The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fst Chimie Univ Lyon 1. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
fst-chimie.univ-lyon1.fr
813 ms
6ae6f9c2f2c082c4702d68efc6e1e2c6861fc5f9.css
415 ms
ecran_objets_specifiques.css
195 ms
d6c1f41972de07b09bfa63d2e50f9ab41ec372bd.js
321 ms
font-awesome.css
198 ms
937e4496774776ecbf604d3df9ba42f87a298756.js
200 ms
c9b6c449e45989d88682239749ccd4c4446f574a.css
207 ms
c2d75db9cd0673e06ed0a9991110203de2463f0c.js
297 ms
jquery.magnific-popup.js
293 ms
start.js
295 ms
magnific-popup.css
303 ms
prototype.js
497 ms
swfobject.js
395 ms
scriptaculous.js
406 ms
panier.js
410 ms
player_flipbook.js
443 ms
vue_onglet.js
495 ms
function_luncher.js
522 ms
pagination.js
523 ms
media.js
524 ms
lightboxXL.js
523 ms
player_video.js
594 ms
player_audio.js
595 ms
player_photo.js
600 ms
player_swf.js
605 ms
lightbox.css
606 ms
defaut.js
612 ms
menu.js
689 ms
toolbox.js
697 ms
detectFlash.js
698 ms
agenda_encadre.css
700 ms
saisie_evenement.css
700 ms
tooltip.js
707 ms
builder.js
272 ms
effects.js
284 ms
dragdrop.js
282 ms
bg.jpg
101 ms
LYON1.png
102 ms
COMUE.png
102 ms
logo-CHI-BIO.gif
103 ms
img_1232629544934.gif
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img_1232629599061.gif
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img_1232629641408.gif
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702 ms
H2.gif
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img_1177403802718.jpg
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v_jes-2016_1447685570972-jpg
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more.gif
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barcamp_1446893403939-jpg
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img_1234111025779.gif
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encadre-in.gif
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h4.gif
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logoregionrap-rbv-mini-2014_1395924349144-jpg
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partenaires-udl_1374756071412-jpg
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tarteaucitron.css
587 ms
tarteaucitron.en.js
595 ms
fontawesome-webfont.woff
703 ms
tarteaucitron.services.js
98 ms
analytics.js
10 ms
impression.css
98 ms
collect
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closelabel.gif
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loading.gif
99 ms
fst-chimie.univ-lyon1.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.
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
fst-chimie.univ-lyon1.fr 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
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
fst-chimie.univ-lyon1.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
FR
FR
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fst-chimie.univ-lyon1.fr 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 Fst-chimie.univ-lyon1.fr main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
fst-chimie.univ-lyon1.fr
Open Graph description is not detected on the main page of Fst Chimie Univ Lyon 1. 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: