2.5 sec in total
425 ms
1.8 sec
203 ms
Click here to check amazing Duurzaamheid In Actie content. Otherwise, check out these important facts you probably never knew about duurzaamheidinactie.nl
We hebben ??n aarde. We gebruiken nu 1,5 aardes per jaar. In 2050 zullen we 2 aardes nodig hebben. Elk jaar teren we steeds verder in op ons natuurlijk kapitaal. De gevolgen zien we in klimaatverander...
Visit duurzaamheidinactie.nlWe analyzed Duurzaamheidinactie.nl page load time and found that the first response time was 425 ms and then it took 2 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.
duurzaamheidinactie.nl performance score
name
value
score
weighting
Value3.1 s
48/100
10%
Value7.1 s
5/100
25%
Value4.8 s
67/100
10%
Value360 ms
72/100
30%
Value0.001
100/100
15%
Value8.4 s
39/100
10%
425 ms
346 ms
32 ms
356 ms
437 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 62% of them (24 requests) were addressed to the original Duurzaamheidinactie.nl, 8% (3 requests) were made to Platform.twitter.com and 8% (3 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (633 ms) belongs to the original domain Duurzaamheidinactie.nl.
Page size can be reduced by 212.0 kB (32%)
666.0 kB
453.9 kB
In fact, the total size of Duurzaamheidinactie.nl main page is 666.0 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. Images take 395.6 kB which makes up the majority of the site volume.
Potential reduce by 21.2 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 21.2 kB or 75% of the original size.
Potential reduce by 18.0 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. Duurzaamheid In Actie images are well optimized though.
Potential reduce by 166.3 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 166.3 kB or 71% of the original size.
Potential reduce by 6.6 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. Duurzaamheidinactie.nl needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 81% of the original size.
Number of requests can be reduced by 17 (45%)
38
21
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duurzaamheid In Actie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
duurzaamheidinactie.nl
425 ms
style.css
346 ms
jquery.min.js
32 ms
cycle2.min.js
356 ms
jquery.min.js
437 ms
jquery.cycle.all.js
358 ms
formvalidation.js
359 ms
formvalidation_contact.js
358 ms
analytics.js
33 ms
background.gif
95 ms
header_image.png
633 ms
dame.png
255 ms
logo.png
167 ms
concreet_bijdragen.png
95 ms
header_balk.png
92 ms
foot_big.png
254 ms
button_big_foot.png
171 ms
frame_foot.png
170 ms
button_small.png
254 ms
social_media_facebook.png
255 ms
social_media_twitter.png
257 ms
social_media_pinterest.png
334 ms
social_media_linkedin.png
332 ms
social_media_delicious.png
336 ms
all.js
87 ms
widgets.js
18 ms
frame_twitter.png
313 ms
footer.png
314 ms
collect
36 ms
button.0308b81ff1714e446f674b5b9793f2cd.js
35 ms
follow_button.b9740740e0bcf9b0657c5b11bd4388da.nl.html
15 ms
133 ms
xd_arbiter.php
59 ms
xd_arbiter.php
117 ms
jot
91 ms
ping
58 ms
like.php
86 ms
qeKvIRsJabD.js
143 ms
LVx-xkvaJ0b.png
154 ms
duurzaamheidinactie.nl accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
duurzaamheidinactie.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
duurzaamheidinactie.nl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
NL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Duurzaamheidinactie.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Duurzaamheidinactie.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.
duurzaamheidinactie.nl
Open Graph description is not detected on the main page of Duurzaamheid In Actie. 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: