Tools & Wizards About Us
acerta.be screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

acerta.be

Acerta ontzorgt starters, zelfstandigen en werkgevers

Page Load Speed

6.3 sec in total

First Response

473 ms

Resources Loaded

5.1 sec

Page Rendered

771 ms

acerta.be screenshot

About Website

Click here to check amazing Acerta content for Belgium. Otherwise, check out these important facts you probably never knew about acerta.be

Starter, zelfstandige, werkgever of boekhouder? Acerta ondersteunt je met zijn totaalaanbod. Zo zet jij in elke groeifase in op jouw kracht.

Visit acerta.be

Key Findings

We analyzed Acerta.be page load time and found that the first response time was 473 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

acerta.be performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.0 s

0/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value2,960 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value22.0 s

1/100

10%

Network Requests Diagram

www.acerta.be

473 ms

nl

413 ms

style.min.css

2767 ms

css

36 ms

vendor.min.js

415 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 56% of them (18 requests) were addressed to the original Acerta.be, 22% (7 requests) were made to Googletagmanager.com and 13% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Acerta.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (73%)

Content Size

2.2 MB

After Optimization

604.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Acerta.be main page is 2.2 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. CSS take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 178.2 kB

  • Original 202.9 kB
  • After minification 158.5 kB
  • After compression 24.7 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 44.5 kB, which is 22% 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 178.2 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 260.2 kB
  • After minification 260.2 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. Acerta images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 441.4 kB

  • Original 651.1 kB
  • After minification 651.1 kB
  • After compression 209.7 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 441.4 kB or 68% of the original size.

CSS Optimization

-90%

Potential reduce by 979.8 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 109.9 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. Acerta.be needs all CSS files to be minified and compressed as it can save up to 979.8 kB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (48%)

Requests Now

21

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Acerta. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.acerta.be

www.acerta.be

473 ms

nl

nl

413 ms

style.min.css

style.min.css

2767 ms

css

css

36 ms

vendor.min.js

vendor.min.js

415 ms

main.min.js

main.min.js

430 ms

gtm.js

gtm.js

267 ms

gtm.js

gtm.js

268 ms

down.svg

down.svg

186 ms

logo.svg

logo.svg

185 ms

03-header-zelfstandigen-1.jpg

03-header-zelfstandigen-1.jpg

225 ms

03-header-zelfstandigen-1.jpg

03-header-zelfstandigen-1.jpg

512 ms

preloader.svg

preloader.svg

405 ms

header-boekhouders.jpg

header-boekhouders.jpg

403 ms

header.jpg

header.jpg

831 ms

footer-homepage.jpg

footer-homepage.jpg

831 ms

www-widgetapi.js

www-widgetapi.js

95 ms

u-4m0qyriQwlOrhSvowK_l5-eRZOf-Q.woff

u-4m0qyriQwlOrhSvowK_l5-eRZOf-Q.woff

19 ms

u-4l0qyriQwlOrhSvowK_l5-eR7lXff4jvo.woff

u-4l0qyriQwlOrhSvowK_l5-eR7lXff4jvo.woff

43 ms

u-440qyriQwlOrhSvowK_l5-fCZK.woff

u-440qyriQwlOrhSvowK_l5-fCZK.woff

80 ms

u-4n0qyriQwlOrhSvowK_l521wRZWMf8.woff

u-4n0qyriQwlOrhSvowK_l521wRZWMf8.woff

79 ms

Arial.woff

Arial.woff

411 ms

Arial-bold.woff

Arial-bold.woff

409 ms

Arial-rounded-bold.woff

Arial-rounded-bold.woff

409 ms

Arial-rounded.woff

Arial-rounded.woff

725 ms

Arial-rounded-light.woff

Arial-rounded-light.woff

726 ms

uc.js

uc.js

103 ms

js

js

105 ms

js

js

169 ms

js

js

165 ms

js

js

162 ms

destination

destination

158 ms

Accessibility Review

acerta.be accessibility score

96

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

acerta.be best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

acerta.be SEO score

100

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

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 Acerta.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 Acerta.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

acerta.be

Open Graph data is detected on the main page of Acerta. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: