3.3 sec in total
1.1 sec
2 sec
171 ms
Welcome to lingner-lab.epfl.ch homepage info - get ready to check Lingner Lab EPFL best content for Switzerland right away, or after learning these important things about lingner-lab.epfl.ch
Visit lingner-lab.epfl.chWe analyzed Lingner-lab.epfl.ch page load time and found that the first response time was 1.1 sec and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
lingner-lab.epfl.ch performance score
name
value
score
weighting
Value5.0 s
10/100
10%
Value15.5 s
0/100
25%
Value26.2 s
0/100
10%
Value1,980 ms
8/100
30%
Value0.001
100/100
15%
Value15.6 s
6/100
10%
1062 ms
225 ms
187 ms
278 ms
316 ms
Our browser made a total of 38 requests to load all elements on the main page. We found that 45% of them (17 requests) were addressed to the original Lingner-lab.epfl.ch, 29% (11 requests) were made to Epfl.ch and 16% (6 requests) were made to Memento.epfl.ch. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Lingner-lab.epfl.ch.
Page size can be reduced by 211.3 kB (55%)
386.3 kB
175.0 kB
In fact, the total size of Lingner-lab.epfl.ch main page is 386.3 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. 20% of websites need less resources to load. Javascripts take 169.8 kB which makes up the majority of the site volume.
Potential reduce by 40.5 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 11.5 kB, which is 23% 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 40.5 kB or 79% of the original size.
Potential reduce by 18.5 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, Lingner Lab EPFL needs image optimization as it can save up to 18.5 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 81.8 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 81.8 kB or 48% of the original size.
Potential reduce by 70.5 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. Lingner-lab.epfl.ch needs all CSS files to be minified and compressed as it can save up to 70.5 kB or 83% of the original size.
Number of requests can be reduced by 16 (43%)
37
21
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lingner Lab EPFL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
lingner-lab.epfl.ch
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epfl.css
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homePortal.css
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jahia.css
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sv.css
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jquery.min.js
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jquery.plugins.js
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epfl.js
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socialshare.js
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print.css
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wsi.ashx
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Group%202015.jpg
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underline.gif
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epfl_small.png
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sprites-arrow.png
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magnifier.png
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separator.png
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icon_home_white.png
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ga.js
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lingner-lab.epfl.ch 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
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
lingner-lab.epfl.ch 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
Missing source maps for large first-party JavaScript
lingner-lab.epfl.ch 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
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lingner-lab.epfl.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Lingner-lab.epfl.ch 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.
lingner-lab.epfl.ch
Open Graph description is not detected on the main page of Lingner Lab EPFL. 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: