3 sec in total
398 ms
2.4 sec
217 ms
Welcome to astf.lu homepage info - get ready to check ASTF best content right away, or after learning these important things about astf.lu
Occupational medicine, health management, medical check-up, coaching, ergonomics, PSR prevention, stress, burn-out
Visit astf.luWe analyzed Astf.lu page load time and found that the first response time was 398 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
astf.lu performance score
name
value
score
weighting
Value3.3 s
40/100
10%
Value7.6 s
3/100
25%
Value6.4 s
40/100
10%
Value880 ms
32/100
30%
Value0.002
100/100
15%
Value8.5 s
38/100
10%
398 ms
699 ms
26 ms
95 ms
190 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 67% of them (26 requests) were addressed to the original Astf.lu, 8% (3 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (699 ms) belongs to the original domain Astf.lu.
Page size can be reduced by 34.3 kB (8%)
413.9 kB
379.6 kB
In fact, the total size of Astf.lu main page is 413.9 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. 40% of websites need less resources to load. Images take 255.5 kB which makes up the majority of the site volume.
Potential reduce by 25.9 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. 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 25.9 kB or 74% of the original size.
Potential reduce by 7.7 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. ASTF images are well optimized though.
Potential reduce by 529 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 145 B
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. Astf.lu has all CSS files already compressed.
Number of requests can be reduced by 17 (53%)
32
15
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ASTF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
astf.lu
398 ms
www.astf.lu
699 ms
css
26 ms
jquery.fancybox.css
95 ms
font-awesome.min.css
190 ms
flaticon.css
270 ms
style.css
272 ms
cibc_en_bas_a_droite.css
273 ms
plugins.js
540 ms
jquery.fancybox.pack.js
316 ms
jquery.fancybox-buttons.js
314 ms
jquery.fancybox-media.js
374 ms
jquery.fancybox-thumbs.js
374 ms
scripts.js
375 ms
gtm.js
73 ms
be24d1fbcad173d50c2d2f4eab73f4.png
123 ms
570908d3360b1c85bf8ed330657de7.jpg
424 ms
0109571d0b5171214eaa7260b876a2.png
319 ms
e28cdb30efb56a9ae16be0d6e1024b.jpg
253 ms
48bc3c85a60f24fcfe4b01877023cd.jpg
318 ms
b4db5cab3d18e7cc8ea347127c49f7.jpg
329 ms
090eae6af7cbcf38cf305ac3c795f8.jpg
357 ms
dd3e2b1f0262782bfc3415db47003e.jpg
329 ms
b40342fabbd6b83adcdcfff54acfe4.jpg
357 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf
18 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf
22 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf
29 ms
fontawesome-webfont.woff
563 ms
Flaticon.svg
396 ms
Flaticon.woff
399 ms
js
49 ms
analytics.js
21 ms
54nv03mg9z
142 ms
e6cc45ee-a38b-465e-a6b1-fa57de050602.js
580 ms
collect
110 ms
collect
98 ms
clarity.js
44 ms
ga-audiences
28 ms
print.css
94 ms
astf.lu 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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
astf.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
General
Impact
Issue
Detected JavaScript libraries
astf.lu 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 Astf.lu 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 Astf.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.
astf.lu
Open Graph description is not detected on the main page of ASTF. 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: