co4.univ-lyon2.fr: BV Lyon2
Page load speed analysis
Total page load time
In fact, the total size of Co4.univ-lyon2.fr main page is 106.7 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 100.7 kB which makes up the majority of the site volume.
Original 6.0 kB
After minification 5.7 kB
After compression 1.4 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 4.5 kB or 76% of the original size.
Original 100.7 kB
After optimization 4.4 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. Obviously, Co 4 Univ Lyon2 needs image optimization as it can save up to 96.3 kB or 96% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Network requests diagram
Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Co4.univ-lyon2.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (483 ms) belongs to the original domain Co4.univ-lyon2.fr.
Additional info on co4.univ-lyon2.fr
Possible request optimization
This IP address is dedicated to Co4.univ-lyon2.fr. This is the best domain hosting practice .
Language and encoding
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Co4.univ-lyon2.fr can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is French. Our system also found out that Co4.univ-lyon2.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.
Co4.univ-lyon2.fr has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.
Visitor World Map
Country of origin for 87.5% of all visits is France. It’s good for Co4.univ-lyon2.fr that their server is also located in France, as that enables the majority of their visitors to benefit from a much faster page load time.
Social Sharing Optimization
Open Graph description is not detected on the main page of Co 4 Univ Lyon2. 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:
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