4.9 sec in total
1.5 sec
3.2 sec
185 ms
Click here to check amazing Vdl content for Luxembourg. Otherwise, check out these important facts you probably never knew about vdl.lu
Visit vdl.luWe analyzed Vdl.lu page load time and found that the first response time was 1.5 sec and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
vdl.lu performance score
name
value
score
weighting
Value2.9 s
54/100
10%
Value4.3 s
42/100
25%
Value5.2 s
59/100
10%
Value450 ms
62/100
30%
Value0
100/100
15%
Value8.7 s
36/100
10%
1523 ms
170 ms
171 ms
176 ms
176 ms
Our browser made a total of 91 requests to load all elements on the main page. We found that 79% of them (72 requests) were addressed to the original Vdl.lu, 11% (10 requests) were made to Plurio.net and 4% (4 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Vdl.lu.
Page size can be reduced by 1.2 MB (50%)
2.3 MB
1.2 MB
In fact, the total size of Vdl.lu main page is 2.3 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. 50% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 168.2 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 33.6 kB, which is 16% 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 168.2 kB or 80% of the original size.
Potential reduce by 134.5 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, Vdl needs image optimization as it can save up to 134.5 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 801.7 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 801.7 kB or 69% of the original size.
Potential reduce by 53.7 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. Vdl.lu needs all CSS files to be minified and compressed as it can save up to 53.7 kB or 78% of the original size.
Number of requests can be reduced by 50 (56%)
90
40
The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vdl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
vdl.lu
1523 ms
style.css
170 ms
table.css
171 ms
chromestyle.css
176 ms
readspeaker.js
176 ms
rs_embhl_v2_fr_fr.js
102 ms
jquery-1.4.3.min.js
338 ms
jquery.hoverIntent.js
253 ms
vdl.js
255 ms
ddaccordion.js
259 ms
chrome.js
260 ms
jquery.cycle.all.js
345 ms
slideshow.js
337 ms
jquery.scrollTo-min.js
338 ms
glossaire.js
343 ms
jquery.pngfix.js
344 ms
jquery.tools.min.js
424 ms
objects-rightcolumn.css
421 ms
nav-main.css
424 ms
nav-breadcrumb.css
428 ms
nav-footer-header.css
431 ms
page-homepage.css
433 ms
page-glossaire-home.css
504 ms
objects-accordion.css
506 ms
page-listing.css
508 ms
minikalender.css
510 ms
tooltip.css
511 ms
agenda_widget.css
512 ms
jquery.autocomplete.css
588 ms
jquery.autocomplete.js
591 ms
egotec.css
591 ms
addthis_widget.js
10 ms
main-styles.css
436 ms
span.css
438 ms
ga.js
33 ms
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logo.png
132 ms
bg-topheader.jpg
171 ms
bg-button.jpg
133 ms
main-nav-bg.png
133 ms
bg-trans-black.png
134 ms
icon-facebook-small.png
134 ms
icon-twitter-small.png
201 ms
icon-youtube-small.png
255 ms
icon-rss-small.png
201 ms
icon-share-small.png
202 ms
cityhighlight_rout-width-191-height-330.jpg
202 ms
Aktioun+Bamb%C3%ABsch-width-191-height-330.jpg
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Sport+pour+tous-width-190-height-330.jpg
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highlight+chantier-width-191-height-330.jpg
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bg-carousel.jpg
253 ms
bg-carousel.png
252 ms
LuxFilmFest-width-921-height-320.jpg
502 ms
BG_IMG2-width-916-height-344-p-17628.jpg
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BG_IMG3-width-916-height-344-p-17630.jpg
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BG_IMG4-width-916-height-344-p-17632.jpg
452 ms
prev-horizontal.png
335 ms
next-horizontal.png
336 ms
bg-carousel-li-OFF.jpg
423 ms
icon-bus.jpg
423 ms
icone-chantier.jpg
512 ms
icon-parking.jpg
511 ms
icon-trash.jpg
539 ms
icon-forms.jpg
588 ms
icon-maps.jpg
595 ms
icon-annuaire.jpg
596 ms
icon-eau.jpg
616 ms
bg-slider-headerOFF.jpg
613 ms
__utm.gif
38 ms
separator2.gif
559 ms
prevnext2.gif
607 ms
dropshadow-footer.jpg
613 ms
piwik.js
527 ms
300lo.json
14 ms
fr.js
7 ms
bg-carousel-li-ON.png
563 ms
bg-slider-headerON.png
576 ms
icon_rss.png
587 ms
navigator2.gif
592 ms
sh.7c7179124ea24ac6ba46caac.html
27 ms
layers.3643cb2e25fb91c29386.js
28 ms
print.css
88 ms
vdl.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
[aria-*] attributes do not match their roles
ARIA IDs are not unique
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
vdl.lu best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
vdl.lu 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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vdl.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 Vdl.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.
vdl.lu
Open Graph description is not detected on the main page of Vdl. 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: