Tools & Wizards About Us
kubus.nl screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

kubus.nl

Administratiekantoren Door Heel Nederland | Kubus Coöperatie

Page Load Speed

4.4 sec in total

First Response

349 ms

Resources Loaded

3.8 sec

Page Rendered

224 ms

kubus.nl screenshot

About Website

Visit kubus.nl now to see the best up-to-date Kubus content for Netherlands and also check out these interesting facts you probably never knew about kubus.nl

Met 70 administratiekantoren door heel Nederland is er altijd één bij jou in de buurt! Kies voor de specialisten in het Kubus netwerk!

Visit kubus.nl

Key Findings

We analyzed Kubus.nl page load time and found that the first response time was 349 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

kubus.nl performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value5,740 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

kubus.nl

349 ms

www.kubus.nl

625 ms

colorbox.css

88 ms

slick.css

174 ms

bootstrap.min.css

338 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 83% of them (40 requests) were addressed to the original Kubus.nl, 4% (2 requests) were made to Google-analytics.com and 4% (2 requests) were made to Dev.visualwebsiteoptimizer.com. The less responsive or slowest element that took the longest time to load (861 ms) belongs to the original domain Kubus.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 396.1 kB (25%)

Content Size

1.6 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kubus.nl main page is 1.6 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. 35% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 21.8 kB

  • Original 27.9 kB
  • After minification 23.6 kB
  • After compression 6.1 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. This page needs HTML code to be minified as it can gain 4.3 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 21.8 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 31.7 kB

  • Original 1.1 MB
  • After minification 1.0 MB

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. Kubus images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 167.7 kB

  • Original 270.5 kB
  • After minification 258.9 kB
  • After compression 102.8 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 167.7 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 175.0 kB

  • Original 208.9 kB
  • After minification 186.5 kB
  • After compression 33.9 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. Kubus.nl needs all CSS files to be minified and compressed as it can save up to 175.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (58%)

Requests Now

43

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kubus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kubus.nl

kubus.nl

349 ms

www.kubus.nl

www.kubus.nl

625 ms

colorbox.css

colorbox.css

88 ms

slick.css

slick.css

174 ms

bootstrap.min.css

bootstrap.min.css

338 ms

bootstrap-select.min.css

bootstrap-select.min.css

253 ms

style.css

style.css

350 ms

jquery.ui.slider.min.css

jquery.ui.slider.min.css

273 ms

jquery.ui.theme.min.css

jquery.ui.theme.min.css

276 ms

jquery.js

jquery.js

465 ms

jquery-migrate.min.js

jquery-migrate.min.js

348 ms

bootstrap.min.js

bootstrap.min.js

375 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

381 ms

slick.min.js

slick.min.js

424 ms

bootstrap-select.min.js

bootstrap-select.min.js

422 ms

jquery.backstretch.min.js

jquery.backstretch.min.js

438 ms

jquery-ui.min.js

jquery-ui.min.js

494 ms

jquery.cookie.js

jquery.cookie.js

501 ms

script.js

script.js

508 ms

jquery.ui.touch-punch.min.js

jquery.ui.touch-punch.min.js

506 ms

gtm.js

gtm.js

83 ms

analytics.js

analytics.js

30 ms

collect

collect

12 ms

collect

collect

86 ms

kubus_vierkant-achter-uw-zaak.png

kubus_vierkant-achter-uw-zaak.png

89 ms

sprite.png

sprite.png

167 ms

nl.svg

nl.svg

94 ms

bonaire.svg

bonaire.svg

86 ms

de.svg

de.svg

93 ms

be.svg

be.svg

94 ms

belastingdienst.png

belastingdienst.png

172 ms

j.php

j.php

46 ms

ajax-loader.gif

ajax-loader.gif

106 ms

overlay.png

overlay.png

116 ms

kubus-achtergronden-11-1500x937.jpg

kubus-achtergronden-11-1500x937.jpg

572 ms

kubus-achtergronden-13-1500x937.jpg

kubus-achtergronden-13-1500x937.jpg

300 ms

kubus-achtergronden-3-1500x937.jpg

kubus-achtergronden-3-1500x937.jpg

676 ms

kubus-achtergronden-71-1500x937.jpg

kubus-achtergronden-71-1500x937.jpg

633 ms

kubus-achtergronden-9-1500x937.jpg

kubus-achtergronden-9-1500x937.jpg

861 ms

PTSans-NarrowBold.svg

PTSans-NarrowBold.svg

438 ms

PTSans-Narrow.svg

PTSans-Narrow.svg

501 ms

pt_sans-web-regular-webfont.svg

pt_sans-web-regular-webfont.svg

536 ms

pt_sans-web-bold-webfont.svg

pt_sans-web-bold-webfont.svg

598 ms

v.gif

v.gif

5 ms

d7.js

d7.js

432 ms

PTSans-NarrowBold.woff

PTSans-NarrowBold.woff

513 ms

PTSans-Narrow.woff

PTSans-Narrow.woff

384 ms

checkUid

checkUid

431 ms

Accessibility Review

kubus.nl accessibility score

95

Accessibility Issues

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

High

[aria-hidden="true"] elements contain focusable descendents

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

kubus.nl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

kubus.nl SEO score

99

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kubus.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 Kubus.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.

Social Sharing Optimization

kubus.nl

Open Graph description is not detected on the main page of Kubus. 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: