5.5 sec in total
225 ms
4.6 sec
579 ms
Welcome to humanitieslab.leidenuniv.nl homepage info - get ready to check Humanities Lab Leiden Univ best content for Netherlands right away, or after learning these important things about humanitieslab.leidenuniv.nl
Humanities Lab is open to all Leiden University students who are looking for an extra challenge on top of their regular bachelor's programme.
Visit humanitieslab.leidenuniv.nlWe analyzed Humanitieslab.leidenuniv.nl page load time and found that the first response time was 225 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
humanitieslab.leidenuniv.nl performance score
name
value
score
weighting
Value3.2 s
44/100
10%
Value12.3 s
0/100
25%
Value5.1 s
62/100
10%
Value380 ms
69/100
30%
Value0
100/100
15%
Value14.2 s
9/100
10%
225 ms
433 ms
828 ms
203 ms
547 ms
Our browser made a total of 26 requests to load all elements on the main page. We found that 8% of them (2 requests) were addressed to the original Humanitieslab.leidenuniv.nl, 77% (20 requests) were made to Universiteitleiden.nl and 8% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Universiteitleiden.nl.
Page size can be reduced by 11.6 kB (31%)
37.2 kB
25.6 kB
In fact, the total size of Humanitieslab.leidenuniv.nl main page is 37.2 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. 45% of websites need less resources to load. Javascripts take 21.0 kB which makes up the majority of the site volume.
Potential reduce by 11.5 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 2.6 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 11.5 kB or 71% of the original size.
Potential reduce by 50 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.
Number of requests can be reduced by 11 (55%)
20
9
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Humanities Lab Leiden Univ. 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 as a result speed up the page load time.
humanitieslab.leidenuniv.nl
225 ms
humanitieslab.leidenuniv.nl
433 ms
humanities-lab
828 ms
screen.css
203 ms
ul2.js
547 ms
gtm.js
286 ms
zegel.png
274 ms
d480xvar
721 ms
career-service-spotlight.jpg
1058 ms
humanities-lab-war-and-remembrance.jpg
761 ms
nimar.jpg
1095 ms
vestulapro-semibold.woff
587 ms
vestulapro-regular.woff
587 ms
fontello.woff
441 ms
analytics.js
46 ms
js
92 ms
jquery.js
310 ms
collect
160 ms
main.js
102 ms
anchors.js
110 ms
bgset.js
112 ms
modal.js
98 ms
links.js
111 ms
video.js
202 ms
candy.js
99 ms
d1400xvar
1777 ms
humanitieslab.leidenuniv.nl 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.
humanitieslab.leidenuniv.nl 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
humanitieslab.leidenuniv.nl SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Humanitieslab.leidenuniv.nl 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 Humanitieslab.leidenuniv.nl 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.
humanitieslab.leidenuniv.nl
Open Graph data is detected on the main page of Humanities Lab Leiden Univ. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: