4.1 sec in total
337 ms
3.5 sec
240 ms
Welcome to esat.kuleuven.be homepage info - get ready to check ESAT Kuleuven best content for Belgium right away, or after learning these important things about esat.kuleuven.be
Departement Elektrotechniek - ESAT
Visit esat.kuleuven.beWe analyzed Esat.kuleuven.be page load time and found that the first response time was 337 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
esat.kuleuven.be performance score
name
value
score
weighting
Value6.9 s
1/100
10%
Value9.6 s
0/100
25%
Value9.0 s
14/100
10%
Value250 ms
84/100
30%
Value0
100/100
15%
Value9.4 s
30/100
10%
337 ms
778 ms
601 ms
92 ms
176 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 29% of them (12 requests) were addressed to the original Esat.kuleuven.be, 44% (18 requests) were made to Stijl.kuleuven.be and 15% (6 requests) were made to Kuleuven.be. The less responsive or slowest element that took the longest time to load (947 ms) relates to the external source Stijl.kuleuven.be.
Page size can be reduced by 320.8 kB (49%)
654.0 kB
333.1 kB
In fact, the total size of Esat.kuleuven.be main page is 654.0 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. 35% of websites need less resources to load. Images take 305.2 kB which makes up the majority of the site volume.
Potential reduce by 42.9 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. This page needs HTML code to be minified as it can gain 9.4 kB, which is 18% 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 42.9 kB or 82% of the original size.
Potential reduce by 40.1 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, ESAT Kuleuven needs image optimization as it can save up to 40.1 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 45.2 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 45.2 kB or 58% of the original size.
Potential reduce by 192.6 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. Esat.kuleuven.be needs all CSS files to be minified and compressed as it can save up to 192.6 kB or 88% of the original size.
Number of requests can be reduced by 13 (33%)
39
26
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ESAT Kuleuven. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
esat.kuleuven.be
337 ms
www.esat.kuleuven.be
778 ms
header-footer.min.css
601 ms
collective.js.jqueryui.custom.min-cachekey-a5b38ab532bf0751ad21ad987a7de249.css
92 ms
resourcekuleuven.subsiteroot.stylesssr-cachekey-721391455174ebcd39f7966626e917ca.css
176 ms
resourcestaff.staticstaff-cachekey-dc1bdc5c369c6a85dcceccc14f0417de.css
171 ms
resourceplone.app.discussion.stylesheetsdiscussion-cachekey-92b6912a2140b684e95d23c222f5e4cf.css
175 ms
main.css
696 ms
responsive.css
947 ms
resourcepublications.staticpublications-cachekey-a05aeca6b2447e46a16a5cd0717cea13.css
175 ms
resourceplone.app.jquery-cachekey-ee4a20aa7f0eaadb911f1acb4c13c128.js
338 ms
collective.js.jqueryui.custom.min-cachekey-0f9811d5af82ae4440cd09714eefcac1.js
339 ms
main.js
759 ms
header-footer.min.js
843 ms
image
252 ms
slideshow.html
544 ms
KUL_MagisterDixit_012_0.jpg
500 ms
image_thumb
238 ms
coverimage_3.jpg
679 ms
logo.svg
310 ms
icon_home.png
376 ms
icon_rss.jpg
395 ms
icon_arrow_nieuws.gif
394 ms
icon_zoek.png
394 ms
ga.js
22 ms
sedes-kuleuven.png
252 ms
OpenSans-Regular.woff
416 ms
OpenSans-Semibold.woff
493 ms
OpenSans-Bold.woff
493 ms
MaterialIcons-Regular.woff
570 ms
spinner.gif
141 ms
__utm.gif
28 ms
merriweather-italic-webfont.woff
351 ms
Merriweather-Regular-webfont.woff
377 ms
jquery.min.js
72 ms
resizer.php
406 ms
resizer.php
676 ms
resizer.php
525 ms
video_overlay_button.png
281 ms
buttons.png
285 ms
print.css
254 ms
esat.kuleuven.be 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.
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 IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
esat.kuleuven.be 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
esat.kuleuven.be SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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 doesn't use legible font sizes
Tap targets are not sized appropriately
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Esat.kuleuven.be can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Esat.kuleuven.be 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.
esat.kuleuven.be
Open Graph description is not detected on the main page of ESAT Kuleuven. 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: