3.1 sec in total
345 ms
2.5 sec
249 ms
Click here to check amazing Zen content for Netherlands. Otherwise, check out these important facts you probably never knew about zen.nl
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Visit zen.nlWe analyzed Zen.nl page load time and found that the first response time was 345 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
zen.nl performance score
name
value
score
weighting
Value2.7 s
58/100
10%
Value4.5 s
37/100
25%
Value8.6 s
17/100
10%
Value470 ms
61/100
30%
Value0.551
13/100
15%
Value14.1 s
9/100
10%
345 ms
1260 ms
170 ms
172 ms
172 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 50% of them (33 requests) were addressed to the original Zen.nl, 14% (9 requests) were made to Google.com and 5% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Zen.nl.
Page size can be reduced by 607.4 kB (45%)
1.3 MB
739.6 kB
In fact, the total size of Zen.nl main page is 1.3 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. 65% of websites need less resources to load. Images take 505.3 kB which makes up the majority of the site volume.
Potential reduce by 37.3 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 37.3 kB or 76% of the original size.
Potential reduce by 44.9 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. Zen images are well optimized though.
Potential reduce by 262.7 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 262.7 kB or 55% of the original size.
Potential reduce by 262.6 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. Zen.nl needs all CSS files to be minified and compressed as it can save up to 262.6 kB or 83% of the original size.
Number of requests can be reduced by 31 (54%)
57
26
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
zen.nl
345 ms
www.zen.nl
1260 ms
standaard-theme-zen.nl.css
170 ms
grid.css
172 ms
ie.css
172 ms
ie6.css
179 ms
layout.css
182 ms
menu.css
184 ms
prettyPhoto.css
255 ms
typography.css
257 ms
extra.css
256 ms
css
43 ms
jquery.bxslider.css
267 ms
flexslider.css
301 ms
wDeAVGnyDZk
123 ms
x-qVsdReW4U
201 ms
jquery.min.js
56 ms
zennl.min.js
456 ms
plusone.js
111 ms
logo-mimi.jpg
347 ms
enso_zennl.png
415 ms
banner2016.jpg
752 ms
banner2016.jpg
436 ms
zenmonkey.jpg
365 ms
kernwaarden.jpg
414 ms
96procent.jpg
446 ms
zendo%20nijmegen%20vierkant.jpg
593 ms
dksesshin_vierkant.jpg
615 ms
6-10%20werkgroepjes350.jpg
626 ms
vier_cursisten_vierkant_proefles.jpg
720 ms
2015-maart-welke-effecten-home-2.png
564 ms
BUNlogo.png
645 ms
CRKBO_Instelling.jpg
665 ms
FB-ThumbsUp_29.png
685 ms
Fransevlag.png
718 ms
duitsevlag.jpg
731 ms
flag.png
747 ms
www-embed-player-vflZsBgOl.css
58 ms
www-embed-player.js
80 ms
yrK4EqpSRdoujKQmsJoZ5WaLgeULvcWnibQMQSxOOnM.js
29 ms
ad_status.js
29 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
97 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
99 ms
cse.js
152 ms
analytics.js
21 ms
y7lebkjgREBJK96VQi37Zp0EAVxt0G0biEntp43Qt6E.ttf
25 ms
ARLRDBD.TTF
424 ms
collect
28 ms
collect
59 ms
ga-audiences
51 ms
jsapi
51 ms
cb=gapi.loaded_0
23 ms
all.js
88 ms
default+nl.css
22 ms
minimalist.css
25 ms
default+nl.I.js
24 ms
minimalist.css
72 ms
async-ads.js
58 ms
google_custom_search_watermark.gif
44 ms
small-logo.png
23 ms
clear.gif
24 ms
192 ms
xd_arbiter.php
90 ms
xd_arbiter.php
146 ms
collect
15 ms
ping
101 ms
zen.nl 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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
zen.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
zen.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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zen.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 Zen.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.
zen.nl
Open Graph data is detected on the main page of Zen. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: