1.9 sec in total
422 ms
1.3 sec
171 ms
Click here to check amazing Zinn content. Otherwise, check out these important facts you probably never knew about zinn.nl
Domeinnaam is geregistreerd via Argeweb
Visit zinn.nlWe analyzed Zinn.nl page load time and found that the first response time was 422 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
zinn.nl performance score
name
value
score
weighting
Value2.9 s
52/100
10%
Value3.9 s
53/100
25%
Value4.4 s
75/100
10%
Value280 ms
80/100
30%
Value0.029
100/100
15%
Value6.7 s
57/100
10%
422 ms
329 ms
495 ms
26 ms
34 ms
Our browser made a total of 22 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Zinn.nl, 45% (10 requests) were made to Zinngeld.nl and 9% (2 requests) were made to Dev.visualwebsiteoptimizer.com. The less responsive or slowest element that took the longest time to load (495 ms) relates to the external source Zinngeld.nl.
Page size can be reduced by 169.4 kB (59%)
286.0 kB
116.6 kB
In fact, the total size of Zinn.nl main page is 286.0 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. 30% of websites need less resources to load. Javascripts take 196.3 kB which makes up the majority of the site volume.
Potential reduce by 26.3 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 26.3 kB or 74% of the original size.
Potential reduce by 1.7 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, Zinn needs image optimization as it can save up to 1.7 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 109.0 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 109.0 kB or 56% of the original size.
Potential reduce by 32.5 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. Zinn.nl needs all CSS files to be minified and compressed as it can save up to 32.5 kB or 81% of the original size.
Number of requests can be reduced by 4 (19%)
21
17
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zinn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
zinn.nl
422 ms
css_bb00a1dbc06b9ac5abb3e54a1f16fad3.css
329 ms
js_6a02c72bb4e99afc4565ae32d0232360.js
495 ms
css
26 ms
jquery.min.js
34 ms
j.php
52 ms
logo.jpg
244 ms
step1-icon.gif
167 ms
step2-icon.gif
166 ms
step3-icon.gif
205 ms
aside-background-big.png
247 ms
bedrijven.png
291 ms
all.js
19 ms
ga.js
44 ms
footer-trans-background.png
312 ms
v.gif
24 ms
143 ms
__utm.gif
56 ms
body-background.png
277 ms
xd_arbiter.php
52 ms
xd_arbiter.php
58 ms
ping
46 ms
zinn.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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
zinn.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
Page has valid source maps
zinn.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Zinn.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 Zinn.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.
zinn.nl
Open Graph description is not detected on the main page of Zinn. 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: