9.6 sec in total
587 ms
8.7 sec
292 ms
Click here to check amazing Fete De La Science 2014 Ens Lyon content for France. Otherwise, check out these important facts you probably never knew about fetedelascience2014.ens-lyon.fr
Visit fetedelascience2014.ens-lyon.frWe analyzed Fetedelascience2014.ens-lyon.fr page load time and found that the first response time was 587 ms and then it took 9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
fetedelascience2014.ens-lyon.fr performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value6.4 s
10/100
25%
Value6.3 s
42/100
10%
Value290 ms
80/100
30%
Value0.066
97/100
15%
Value7.2 s
50/100
10%
587 ms
2199 ms
1012 ms
1673 ms
1032 ms
Our browser made a total of 129 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Fetedelascience2014.ens-lyon.fr, 71% (92 requests) were made to Fetedelascience.ens-lyon.fr and 13% (17 requests) were made to Maps.google.com. The less responsive or slowest element that took the longest time to load (3.1 sec) relates to the external source Fetedelascience.ens-lyon.fr.
Page size can be reduced by 1.4 MB (29%)
5.1 MB
3.6 MB
In fact, the total size of Fetedelascience2014.ens-lyon.fr main page is 5.1 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. 65% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.
Potential reduce by 67.0 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 67.0 kB or 84% of the original size.
Potential reduce by 116.6 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. Fete De La Science 2014 Ens Lyon images are well optimized though.
Potential reduce by 1.2 MB
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 1.2 MB or 78% of the original size.
Potential reduce by 46.5 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. Fetedelascience2014.ens-lyon.fr needs all CSS files to be minified and compressed as it can save up to 46.5 kB or 84% of the original size.
Number of requests can be reduced by 58 (48%)
122
64
The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fete De La Science 2014 Ens Lyon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
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fetedelascience2014.ens-lyon.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
[id] attributes on active, focusable elements are not unique
fetedelascience2014.ens-lyon.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
fetedelascience2014.ens-lyon.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Fetedelascience2014.ens-lyon.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 Fetedelascience2014.ens-lyon.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.
fetedelascience2014.ens-lyon.fr
Open Graph description is not detected on the main page of Fete De La Science 2014 Ens Lyon. 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: