6.7 sec in total
992 ms
5.6 sec
146 ms
Welcome to uva.nl homepage info - get ready to check Uva best content for Netherlands right away, or after learning these important things about uva.nl
Universiteit van Amsterdam
Visit uva.nlWe analyzed Uva.nl page load time and found that the first response time was 992 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
uva.nl performance score
name
value
score
weighting
Value5.6 s
6/100
10%
Value7.3 s
4/100
25%
Value8.8 s
15/100
10%
Value1,240 ms
19/100
30%
Value0.212
59/100
15%
Value10.6 s
23/100
10%
992 ms
570 ms
1124 ms
790 ms
681 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 17% of them (8 requests) were addressed to the original Uva.nl, 54% (25 requests) were made to Static.uva.nl and 11% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Static.uva.nl.
Page size can be reduced by 167.7 kB (65%)
258.0 kB
90.3 kB
In fact, the total size of Uva.nl main page is 258.0 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. Javascripts take 189.8 kB which makes up the majority of the site volume.
Potential reduce by 56.7 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 26.2 kB, which is 40% 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 56.7 kB or 86% of the original size.
Potential reduce by 499 B
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, Uva needs image optimization as it can save up to 499 B or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 110.5 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 110.5 kB or 58% of the original size.
Number of requests can be reduced by 28 (68%)
41
13
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uva. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.
www.uva.nl
992 ms
home
570 ms
style.css
1124 ms
mobile.css
790 ms
modernizr-2.8.3.min.js
681 ms
require-2.1.20.min.js
794 ms
gtm.js
65 ms
logo.png
128 ms
list_arrow_down.png
140 ms
list_arrow.png
139 ms
list_arrow_down_black.png
140 ms
search.png
200 ms
list_arrow_purple.png
228 ms
call_to_action_white.png
227 ms
facebook_blauw.png
229 ms
twitter_blauw.png
230 ms
instagram_bruin.png
231 ms
youtube_rood.png
342 ms
typeahead.js
560 ms
main.js
680 ms
MetaWeb-Book.woff
606 ms
MetaWeb-Bold.woff
754 ms
MetaSerifWeb-Bold.woff
781 ms
jquery.min.js
51 ms
ga.js
6 ms
analytics.js
42 ms
jquery-ui.min.js
36 ms
__utm.gif
15 ms
ec.js
7 ms
collect
11 ms
ca.js
319 ms
close_white.png
114 ms
cyberlab.jpg
680 ms
list_arrow_white.png
115 ms
dot_purple.png
116 ms
dot.png
216 ms
call_to_action_purple.png
227 ms
track.gif
94 ms
feedback.js
114 ms
jquery.browser.min.js
230 ms
jquery.ba-postmessage.min.js
231 ms
ppx
496 ms
close.png
113 ms
thumbs.png
113 ms
jquery.min.js
683 ms
ppx.js
774 ms
uva.nl accessibility score
uva.nl 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
uva.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
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Uva.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 Uva.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.
uva.nl
Open Graph description is not detected on the main page of Uva. 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: