5.6 sec in total
252 ms
5.1 sec
254 ms
Welcome to com4.nl homepage info - get ready to check Com4 best content right away, or after learning these important things about com4.nl
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Visit com4.nlWe analyzed Com4.nl page load time and found that the first response time was 252 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
com4.nl performance score
name
value
score
weighting
Value5.1 s
9/100
10%
Value9.4 s
1/100
25%
Value11.2 s
5/100
10%
Value2,170 ms
6/100
30%
Value0
100/100
15%
Value9.0 s
33/100
10%
252 ms
2825 ms
59 ms
165 ms
503 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 82% of them (36 requests) were addressed to the original Com4.nl, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Com4.nl.
Page size can be reduced by 120.8 kB (12%)
1.0 MB
896.0 kB
In fact, the total size of Com4.nl main page is 1.0 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. 55% of websites need less resources to load. Images take 785.8 kB which makes up the majority of the site volume.
Potential reduce by 61.2 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 61.2 kB or 80% of the original size.
Potential reduce by 37.7 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. Com4 images are well optimized though.
Potential reduce by 13.8 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 13.8 kB or 23% of the original size.
Potential reduce by 8.1 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. Com4.nl has all CSS files already compressed.
Number of requests can be reduced by 13 (33%)
40
27
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Com4. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
com4.nl
252 ms
www.com4.nl
2825 ms
css
59 ms
fa2b7.css
165 ms
4f2be.css
503 ms
94270.js
674 ms
1f540.js
367 ms
b02d1.js
1085 ms
864c2.js
550 ms
5b72d.js
434 ms
wp-emoji-release.min.js
463 ms
gtm.js
172 ms
analytics.js
172 ms
logo-340-156.png
205 ms
background-slide.jpg
405 ms
autos-voor-pand2.jpg
433 ms
time-is-money-1.jpg
261 ms
WatchGuard.jpg
273 ms
tech-partners.jpg
558 ms
3cx.png
273 ms
254A9518-12-300x300.jpg
362 ms
254A9503-10-300x300.jpg
417 ms
Patrick_v2.jpg
379 ms
254A9541-18-300x300.jpg
464 ms
Dennis-300x300.jpg
487 ms
254A9551-2-19-300x300.jpg
566 ms
254A9350-4-300x300.jpg
518 ms
254A9374-6-300x300.jpg
564 ms
anonieme-man.jpg
565 ms
tempcustom_1417354_page1_397081.jpg
593 ms
workspace.png
617 ms
logo_150x150_trans_cert-80x80.png
662 ms
iso-27001-80x80.png
667 ms
portal.png
667 ms
supporticon.png
671 ms
entypo-fontello.woff
668 ms
fontello.woff
688 ms
skin.css
651 ms
conversion_async.js
49 ms
collect
19 ms
collect
62 ms
68 ms
44 ms
print.css
104 ms
com4.nl accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
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
Image elements do not have [alt] attributes
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.
com4.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
com4.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
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
Tap targets are not sized appropriately
NL
NL
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Com4.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 Com4.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.
com4.nl
Open Graph data is detected on the main page of Com4. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: