5.4 sec in total
830 ms
4.4 sec
150 ms
Welcome to isduurzaam.eu homepage info - get ready to check ISDuurzaam best content right away, or after learning these important things about isduurzaam.eu
ISDuurzaam is een adviesbureau op het gebied van duurzaamheid, internationale zaken & gender, geleid door Jolein Baidenmann.
Visit isduurzaam.euWe analyzed Isduurzaam.eu page load time and found that the first response time was 830 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize Isduurzaam.eu rating and web reputation
isduurzaam.eu performance score
name
value
score
weighting
Value11.4 s
0/100
10%
Value14.0 s
0/100
25%
Value13.2 s
2/100
10%
Value110 ms
98/100
30%
Value0
100/100
15%
Value14.4 s
9/100
10%
830 ms
112 ms
219 ms
234 ms
232 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 95% of them (42 requests) were addressed to the original Isduurzaam.eu, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Isduurzaam.eu.
Page size can be reduced by 456.0 kB (62%)
741.1 kB
285.1 kB
In fact, the total size of Isduurzaam.eu main page is 741.1 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 520.5 kB which makes up the majority of the site volume.
Potential reduce by 9.2 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 9.2 kB or 72% of the original size.
Potential reduce by 22.1 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, ISDuurzaam needs image optimization as it can save up to 22.1 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 354.9 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 354.9 kB or 68% of the original size.
Potential reduce by 69.8 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. Isduurzaam.eu needs all CSS files to be minified and compressed as it can save up to 69.8 kB or 81% of the original size.
Number of requests can be reduced by 24 (62%)
39
15
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISDuurzaam. 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 from 11 to 1 for CSS and as a result speed up the page load time.
isduurzaam.eu
830 ms
jcemediabox.css
112 ms
style.css
219 ms
menu.gkmenu.css
234 ms
mini.css
232 ms
layout.css
233 ms
joomla.css
314 ms
template.css
228 ms
menu.css
321 ms
gk.stuff.css
337 ms
style2.css
339 ms
style.css
344 ms
jquery.min.js
579 ms
jquery-noconflict.js
415 ms
jquery-migrate.min.js
423 ms
caption.js
452 ms
jcemediabox.js
557 ms
bootstrap.min.js
554 ms
mootools-core.js
617 ms
core.js
522 ms
mootools-more.js
841 ms
menu.gkmenu.js
640 ms
gk.scripts.js
653 ms
gk.video.js
673 ms
engine.js
674 ms
jquery.scrolling-tweet-ticker-1.1.css
969 ms
jquery-1.5.min.js
3106 ms
date.js
3119 ms
jquery.scrolling-tweet-ticker-1.1.3.min.js
3213 ms
scrolling.tweet.ticker-2.0.1.js
671 ms
ga.js
7 ms
__utm.gif
26 ms
logo.png
134 ms
United-Kingdom-flag-icon.png
222 ms
spraak-ballon-staand.jpg
131 ms
Jolein_Baidenmann2.jpg
215 ms
loader.gif
103 ms
social_twitter.png
131 ms
social_publicaties2.png
200 ms
social_05.png
238 ms
socialR_05.png
247 ms
popup.html
200 ms
tooltip.html
268 ms
logo.png
286 ms
isduurzaam.eu 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.
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
isduurzaam.eu 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
isduurzaam.eu SEO score
EN
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isduurzaam.eu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Isduurzaam.eu 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.
isduurzaam.eu
Open Graph description is not detected on the main page of ISDuurzaam. 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: