2.6 sec in total
536 ms
1.9 sec
167 ms
Visit duurzameburen.nl now to see the best up-to-date Duurzameburen content for Netherlands and also check out these interesting facts you probably never knew about duurzameburen.nl
duurzame buren
Visit duurzameburen.nlWe analyzed Duurzameburen.nl page load time and found that the first response time was 536 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
duurzameburen.nl performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value3.4 s
68/100
25%
Value5.7 s
51/100
10%
Value2,250 ms
6/100
30%
Value0.001
100/100
15%
Value6.2 s
62/100
10%
536 ms
350 ms
353 ms
520 ms
434 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that 58% of them (30 requests) were addressed to the original Duurzameburen.nl, 15% (8 requests) were made to Apis.google.com and 6% (3 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (693 ms) belongs to the original domain Duurzameburen.nl.
Page size can be reduced by 508.2 kB (47%)
1.1 MB
584.5 kB
In fact, the total size of Duurzameburen.nl main page is 1.1 MB. 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 682.3 kB which makes up the majority of the site volume.
Potential reduce by 48.4 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 48.4 kB or 70% of the original size.
Potential reduce by 8.8 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. Duurzameburen images are well optimized though.
Potential reduce by 424.5 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 424.5 kB or 62% of the original size.
Potential reduce by 26.6 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. Duurzameburen.nl needs all CSS files to be minified and compressed as it can save up to 26.6 kB or 84% of the original size.
Number of requests can be reduced by 19 (39%)
49
30
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duurzameburen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.
duurzameburen.nl
536 ms
general.css
350 ms
functions.js
353 ms
highslide.js
520 ms
highslide.css
434 ms
jquery.treeview.css
350 ms
jquery132.js
693 ms
jquery.simpletip-1.3.1.min.js
441 ms
jquery.cookie.js
440 ms
jquery.treeview.js
437 ms
plusone.js
93 ms
js
48 ms
addthis_widget.js
34 ms
cb=gapi.loaded_0
29 ms
ga.js
28 ms
_twitter.php
181 ms
lg-share-en.gif
13 ms
bg.jpg
121 ms
logo.jpg
120 ms
twitter.jpg
120 ms
facebook.jpg
121 ms
youtube.jpg
121 ms
linkedin.jpg
191 ms
rss.jpg
199 ms
qrcode.png
188 ms
layer_logo.jpg
189 ms
forum-duurzame-tips.jpg
202 ms
DBkaartmetstippen.jpg
441 ms
Houses468breed.jpg
630 ms
duurzame-energie.jpg
445 ms
ODElogo.gif
275 ms
banner_woningdossier.gif
510 ms
Logo-WindNieuws_klein.jpg
317 ms
Clenbitslogo_nl.gif
363 ms
300lo.json
39 ms
cb=gapi.loaded_1
32 ms
fastbutton
82 ms
__utm.gif
46 ms
none
292 ms
sh.8e5f85691f9aaa082472a194.html
43 ms
like.php
176 ms
postmessageRelay
68 ms
cb=gapi.loaded_0
18 ms
cb=gapi.loaded_1
17 ms
widget.js
69 ms
W5F8_SL0XFawnjxHGsZjJA.ttf
76 ms
3193398744-postmessagerelay.js
24 ms
rpc:shindig_random.js
29 ms
cb=gapi.loaded_0
3 ms
TY3MhkXpWJ-.js
38 ms
LVx-xkvaJ0b.png
26 ms
zoomout.cur
96 ms
duurzameburen.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
Links do not have a discernible name
duurzameburen.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
duurzameburen.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 Duurzameburen.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 Duurzameburen.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.
duurzameburen.nl
Open Graph description is not detected on the main page of Duurzameburen. 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: