4.3 sec in total
388 ms
3.3 sec
637 ms
Welcome to chl.lu homepage info - get ready to check CHL best content for Belgium right away, or after learning these important things about chl.lu
Visit chl.luWe analyzed Chl.lu page load time and found that the first response time was 388 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
chl.lu performance score
name
value
score
weighting
Value3.3 s
41/100
10%
Value31.9 s
0/100
25%
Value14.0 s
1/100
10%
Value280 ms
81/100
30%
Value2.251
0/100
15%
Value18.2 s
3/100
10%
388 ms
718 ms
96 ms
189 ms
258 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 92% of them (34 requests) were addressed to the original Chl.lu, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Chl.lu.
Page size can be reduced by 959.9 kB (22%)
4.3 MB
3.4 MB
In fact, the total size of Chl.lu main page is 4.3 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. Images take 3.7 MB which makes up the majority of the site volume.
Potential reduce by 42.8 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 10.0 kB, which is 19% 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 42.8 kB or 82% of the original size.
Potential reduce by 485.1 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. Obviously, CHL needs image optimization as it can save up to 485.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 269.8 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 269.8 kB or 68% of the original size.
Potential reduce by 162.2 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. Chl.lu needs all CSS files to be minified and compressed as it can save up to 162.2 kB or 85% of the original size.
Number of requests can be reduced by 11 (39%)
28
17
The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CHL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
chl.lu
388 ms
www.chl.lu
718 ms
modernizr-2.8.0.min.js
96 ms
css_rEI_5cK_B9hB4So2yZUtr5weuEV3heuAllCDE6XsIkI.css
189 ms
css_fDrG_yHTtgFgVsv8ZsfnZFbPFLJmUIzbylzJHifFik8.css
258 ms
css__r408iefJFDp7tkJY64xde0BtyLdHU1-GytpTja6H4w.css
260 ms
css_eOBJlZTuZN1C9m9p5hWvFYxHkz7yCZi7NzESMDbAjBw.css
265 ms
css_XEmos8rxJDWqqkNxlulJQYS0QIW1GXx8fIqiEa9NZaU.css
354 ms
js_xAPl0qIk9eowy_iS9tNkCWXLUVoat94SQT48UBCFkyQ.js
350 ms
js_Pg8WuTu9Qiz75q3DiYa0sVNnF9fAup3SR0lyjTTVOYs.js
416 ms
js_EcSwvCininnXVs_y697Hp5T0uAX8_QKGSZfCLCpxQOE.js
340 ms
js_eYg00PjpOo4pnHAq8VBjOc2fMkIvzeTWGYtTDSCWRhY.js
347 ms
js_W44c709_tOzgERG1KorGbmdwYKzETUAm5vQLsoEVb48.js
524 ms
cancer-et-les-maladies-chroniques-b.jpg
907 ms
journee-psychologique-chl-2016-b.jpg
1611 ms
paques-slider-2.jpg
1474 ms
av2a3981-web.jpg
1721 ms
slider_ski_internet.jpg
900 ms
service-iso-b.jpg
849 ms
cancer-et-les-maladies-chroniques-b.jpg
1394 ms
aide-soignante.jpg
995 ms
tomoscintigraphie-myocardique.jpg
1167 ms
logo-chl.svg
839 ms
logo-picto--chl.svg
932 ms
logo-picto--white.svg
1000 ms
title-arrow--chl.svg
1026 ms
zoom-title-arrow--chl.svg
1085 ms
832e487e-ca07-48d9-b664-9f641d3fd51b.woff
1080 ms
c4f4af3e-b5b8-4fb3-b707-670bbc765c69.woff
1132 ms
84f3e44b-61b2-4b2c-b0fd-e8044b9908e6.woff
1209 ms
chl.woff
1176 ms
96ac50c5-d8af-49e8-8b8f-a6d7e8d1bd88.woff
1227 ms
f73eabaa-cc0f-4220-b135-de06c8aa11e6.woff
1261 ms
2df2e294-6b78-4402-94e9-7fa29ab56ed3.woff
1599 ms
analytics.js
57 ms
collect
111 ms
js
79 ms
chl.lu 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
button, link, and menuitem elements do not have accessible names.
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
Image elements do not have [alt] attributes
Links do not have a discernible name
chl.lu 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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
chl.lu SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Chl.lu 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 Chl.lu 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.
chl.lu
Open Graph description is not detected on the main page of CHL. 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: