12.9 sec in total
306 ms
12.4 sec
232 ms
Visit fsw.leidenuniv.nl now to see the best up-to-date Fsw Leiden Univ content for Netherlands and also check out these interesting facts you probably never knew about fsw.leidenuniv.nl
In de Faculteit der Sociale Wetenschappen is de verwevenheid van onderzoek, onderwijs en impact vanzelfsprekend.
Visit fsw.leidenuniv.nlWe analyzed Fsw.leidenuniv.nl page load time and found that the first response time was 306 ms and then it took 12.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
fsw.leidenuniv.nl performance score
name
value
score
weighting
Value3.6 s
32/100
10%
Value4.5 s
37/100
25%
Value17.8 s
0/100
10%
Value80 ms
99/100
30%
Value0.567
12/100
15%
Value11.7 s
17/100
10%
306 ms
435 ms
9177 ms
288 ms
282 ms
Our browser made a total of 129 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Fsw.leidenuniv.nl, 95% (123 requests) were made to Universiteitleiden.nl and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (9.2 sec) relates to the external source Universiteitleiden.nl.
Page size can be reduced by 33.9 kB (54%)
62.7 kB
28.8 kB
In fact, the total size of Fsw.leidenuniv.nl main page is 62.7 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. 55% of websites need less resources to load. HTML takes 41.7 kB which makes up the majority of the site volume.
Potential reduce by 33.9 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 10.0 kB, which is 24% 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 33.9 kB or 81% 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 14 (11%)
123
109
The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fsw 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 15 to 1 for JavaScripts and as a result speed up the page load time.
fsw.leidenuniv.nl
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sociale-wetenschappen
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fsw.leidenuniv.nl accessibility score
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.
fsw.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
fsw.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
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 Fsw.leidenuniv.nl 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 Fsw.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.
fsw.leidenuniv.nl
Open Graph data is detected on the main page of Fsw Leiden Univ. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: