Access doorbraak.be. Doorbreek de bubbel

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value34.8 s

0/100

10%

TBT (Total Blocking Time)

Value2,560 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

home

187 ms

addthis_widget.js

23 ms

9f1a35adb225d12330a48109b2eaf232.css

158 ms

css_5a9c0cae6d644694b4b7885cd01705ba.css

251 ms

jquery-1.7.1.min.js

85 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 74% of them (75 requests) were addressed to the original Doorbraak.be, 5% (5 requests) were made to Pagead2.googlesyndication.com and 4% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Doorbraak.be.

Content Size

1.7 MB

After Optimization

783.2 kB

In fact, the total size of Doorbraak.be main page is 1.7 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. 70% of websites need less resources to load. Javascripts take 939.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 127.9 kB

Original 160.7 kB
After minification 152.9 kB
After compression 32.8 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 127.9 kB or 80% of the original size.

Image Optimization

-13%

Potential reduce by 58.1 kB

Original 439.0 kB
After minification 380.9 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. Obviously, Doorbraak needs image optimization as it can save up to 58.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-63%

Potential reduce by 593.9 kB

Original 939.7 kB
After minification 851.9 kB
After compression 345.8 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 593.9 kB or 63% of the original size.

CSS Optimization

-83%

Potential reduce by 119.1 kB

Original 142.9 kB
After minification 127.1 kB
After compression 23.8 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. Doorbraak.be needs all CSS files to be minified and compressed as it can save up to 119.1 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Doorbraak. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

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

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.

High

Image elements do not have [alt] attributes

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

robots.txt is not valid

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

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 Doorbraak.be 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 Doorbraak.be 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

doorbraak.be

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Doorbreek de bubbel - Doorbraak.be

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

home

addthis_widget.js

9f1a35adb225d12330a48109b2eaf232.css

css_5a9c0cae6d644694b4b7885cd01705ba.css

jquery-1.7.1.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

home

addthis_widget.js

9f1a35adb225d12330a48109b2eaf232.css

css_5a9c0cae6d644694b4b7885cd01705ba.css

jquery-1.7.1.min.js

turn.min.js

colorbox.css

jquery.colorbox.js

ZeroClipboard.js

main.js

jquery19.min.js

jquery.js

drupal.js

nl_4823cde47a71170907d32a2c55a8b559.js

jquery.metadata.min.js

jquery.maphilight.min.js

views_slideshow_ddblock.admin.js

ifo_backend.js

prettify.js

jquery.slimscrollm.js

panels.js

jquery.hoverIntent.minified.js

jquery.bgiframe.min.js

superfish.js

supersubs.js

supposition.js

sftouchscreen.js

video.js

jquery.cycle.all.min.js

views_slideshow.js

views_slideshow.js

form-tab-common.js

design.js

twitter.js

cookieconsent.latest.min.js

adsbygoogle.js

ifo_newsletter.js

selectall.js

ifo.js

doorbraak_logo.jpg

cart_icon.png

newsletter_icon.png

facebook_icon.png