8.7 sec in total
649 ms
7.1 sec
994 ms
Click here to check amazing ESTBB content for France. Otherwise, check out these important facts you probably never knew about estbb.fr
De Bac à Bac+8 : des métiers dans la biologie et les biotechnologies : assistant ingénieur Biologie-biochimie-biotechnologies (bac+3), master management des biobanques, master 1 infectiologie, master ...
Visit estbb.frWe analyzed Estbb.fr page load time and found that the first response time was 649 ms and then it took 8.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
estbb.fr performance score
name
value
score
weighting
Value4.4 s
16/100
10%
Value12.6 s
0/100
25%
Value10.8 s
6/100
10%
Value4,880 ms
0/100
30%
Value0.001
100/100
15%
Value20.5 s
2/100
10%
649 ms
103 ms
356 ms
1287 ms
273 ms
Our browser made a total of 74 requests to load all elements on the main page. We found that 82% of them (61 requests) were addressed to the original Estbb.fr, 9% (7 requests) were made to Youtube.com and 3% (2 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (5.3 sec) belongs to the original domain Estbb.fr.
Page size can be reduced by 789.5 kB (17%)
4.6 MB
3.8 MB
In fact, the total size of Estbb.fr main page is 4.6 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. 70% of websites need less resources to load. Images take 4.0 MB which makes up the majority of the site volume.
Potential reduce by 137.9 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. This page needs HTML code to be minified as it can gain 16.8 kB, which is 11% 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 137.9 kB or 87% of the original size.
Potential reduce by 317.6 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. ESTBB images are well optimized though.
Potential reduce by 24.3 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 24.3 kB or 47% of the original size.
Potential reduce by 309.8 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. Estbb.fr needs all CSS files to be minified and compressed as it can save up to 309.8 kB or 85% of the original size.
Number of requests can be reduced by 8 (12%)
66
58
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ESTBB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
www.estbb.fr
649 ms
jquery.min.js
103 ms
lazyload.min.js
356 ms
e74e77f7433813f575b0d864a7b89497.js
1287 ms
EEEuLSUM7Dk
273 ms
c723320244df8dc11ab1309e6b8b48ec.css
700 ms
archia-regular.woff
169 ms
archia-semibold.woff
544 ms
icomoon.ttf
690 ms
archia-bold.woff
691 ms
archia-medium.woff
760 ms
estbb-fr_blanc.svg
676 ms
image-accueil-mai-2021-v2.jpg
5280 ms
homepage-site-internet_2022.jpg
988 ms
jpo.jpg
1758 ms
2021_fds_village_science_ucly_016-605x435.jpg
781 ms
forum-emploi-2022-640x780.jpg
1004 ms
emanager-de-biobanques.jpg
987 ms
rentree-solennelle-2021-ucly.jpg
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780_incroyable_talent-640x780.png
1217 ms
encart-fete-de-la-science-22.jpg
1243 ms
comment-bien-sorienter-post-bac-2-scaled-1-640x780.jpg
1272 ms
header-assistant-ingenieur-biologie-biochimie-biotechnologie-lyon-estbb-630x570.jpg
1121 ms
management-biotechnologie-estbb-lyon-1-630x570.jpg
1210 ms
header-licence-sciences-de-la-vie-biologie-lyon-630x570.jpg
1303 ms
du-baobab-630x570.jpeg
1315 ms
header-etudier-estbb-lyon-2-630x570.jpg
1339 ms
header-master-infectiologie-biotechnologie-630x570.jpg
1450 ms
master-manager-biobanques-lyon-estbb-630x570.jpg
1395 ms
management-des-industries-de-sante-et-de-biotechnologies-630x570.jpg
1408 ms
vignette-youtube-tuto-labo-810x560.jpg
1438 ms
choron-clarisse-520x520.jpg
1488 ms
crespo-romain-520x520.jpg
1508 ms
loustalot-nathan-promo-62.jpg
1546 ms
roussel-florian-iprob-5-2015-520x520.jpg
1634 ms
cure-martin-audace-promo-2018.jpg
1591 ms
kawczynski-anais-iprob-5-promo-2017-520x520.jpg
1608 ms
brett-marie-promo-62.jpg
1640 ms
freneat-mickael.jpg
1697 ms
chevalier-christine-520x520.jpg
1707 ms
www-player.css
21 ms
www-embed-player.js
102 ms
base.js
146 ms
fetch-polyfill.js
91 ms
portes-ouvertes-salons-forums-estbb.jpg
1584 ms
ad_status.js
340 ms
0Q0sPaTf27KkVV0qBrYI7cmJeSJkpG4CF1zVddAZEjs.js
273 ms
embed.js
84 ms
contacter-nous.jpg
1214 ms
valentino-emma-520x520.jpg
1290 ms
KFOmCnqEu92Fr1Mu4mxP.ttf
140 ms
archia-light.woff
1127 ms
rivoire-clemence-520x520.jpg
1267 ms
guichard-remi-2-promo-2015-520x520.jpg
1221 ms
id
21 ms
Create
141 ms
cluzeau-laurence-promo-62.jpg
1150 ms
jacqueroux-lise.jpg
1068 ms
geoffrey-parcours-iprob-8-2017.jpg
960 ms
reseaux_salons-e1652190943375-460x320.png
986 ms
photo1-460x320.jpg
974 ms
certif.jpg
991 ms
facebook-logo.svg
989 ms
instagram-logo.svg
897 ms
GenerateIT
15 ms
twitter.svg
838 ms
youtube.svg
849 ms
linkedin.svg
841 ms
dialogue.svg
840 ms
aura2-1.svg
810 ms
logo-esspig_small-4.svg
841 ms
logoqualiopi-150dpi-avec-mariannecertification-copie-250x140.png
828 ms
c723320244df8dc11ab1309e6b8b48ec.css
146 ms
log_event
427 ms
estbb.fr 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 input fields do not have accessible names
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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
estbb.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
estbb.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
robots.txt is not valid
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Estbb.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 Estbb.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.
estbb.fr
Open Graph data is detected on the main page of ESTBB. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: