Tools & Wizards About Us
belastingkamer.nl screenshot

Report Summary

  • 89

    Performance

    Renders faster than
    91% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

belastingkamer.nl

Belastingaangifte 2022 - De Belastingkamer weet raad

Page Load Speed

2.6 sec in total

First Response

280 ms

Resources Loaded

2.1 sec

Page Rendered

278 ms

belastingkamer.nl screenshot

About Website

Click here to check amazing Belastingkamer content. Otherwise, check out these important facts you probably never knew about belastingkamer.nl

Weet u ook nooit zeker of u uw belastingaangifte wel helemaal goed heeft ingevuld? De Belastingkamer helpt u graag.

Visit belastingkamer.nl

Key Findings

We analyzed Belastingkamer.nl page load time and found that the first response time was 280 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

belastingkamer.nl performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

75/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

Network Requests Diagram

belastingkamer.nl

280 ms

belastingkamer.nl

495 ms

style.css

119 ms

ddmenu-topbar.css

235 ms

ddmenu-base.css

348 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 71% of them (17 requests) were addressed to the original Belastingkamer.nl, 8% (2 requests) were made to Ssl.google-analytics.com and 8% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (684 ms) relates to the external source Tools.allebedrijvenin.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.8 kB (24%)

Content Size

121.4 kB

After Optimization

92.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Belastingkamer.nl main page is 121.4 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. 15% of websites need less resources to load. Images take 68.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 10.2 kB

  • Original 13.3 kB
  • After minification 11.4 kB
  • After compression 3.1 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 1.9 kB, which is 15% 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 10.2 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 1.2 kB

  • Original 68.0 kB
  • After minification 66.8 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. Belastingkamer images are well optimized though.

JavaScript Optimization

-42%

Potential reduce by 15.0 kB

  • Original 35.7 kB
  • After minification 30.5 kB
  • After compression 20.7 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 15.0 kB or 42% of the original size.

CSS Optimization

-55%

Potential reduce by 2.4 kB

  • Original 4.4 kB
  • After minification 3.1 kB
  • After compression 2.0 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. Belastingkamer.nl needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 55% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (21%)

Requests Now

19

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Belastingkamer. 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 CSS and as a result speed up the page load time.

Network Requests Diagram

belastingkamer.nl

belastingkamer.nl

280 ms

belastingkamer.nl

belastingkamer.nl

495 ms

style.css

style.css

119 ms

ddmenu-topbar.css

ddmenu-topbar.css

235 ms

ddmenu-base.css

ddmenu-base.css

348 ms

ddmenu-sidebar.css

ddmenu-sidebar.css

449 ms

dd-menu.js

dd-menu.js

555 ms

kwaliteitsmeter.js

kwaliteitsmeter.js

684 ms

css

css

49 ms

ga.js

ga.js

164 ms

277 ms

logo-de-belastingkamer.jpg

logo-de-belastingkamer.jpg

261 ms

winnaar-bedrijven-award-2012.png

winnaar-bedrijven-award-2012.png

260 ms

maak-afspraak.jpg

maak-afspraak.jpg

259 ms

bel-mij-terug.jpg

bel-mij-terug.jpg

260 ms

telnr.jpg

telnr.jpg

258 ms

belastingkamer.jpg

belastingkamer.jpg

306 ms

twitter.png

twitter.png

308 ms

facebook.png

facebook.png

309 ms

TK3_WkUHHAIjg75cFRf3bXL8LICs1_FvsUZiYCSUhiCnAw.ttf

TK3_WkUHHAIjg75cFRf3bXL8LICs1_FvsUZiYCSUhiCnAw.ttf

161 ms

TK3_WkUHHAIjg75cFRf3bXL8LICs1xZosUZiYCSUhiCnAw.ttf

TK3_WkUHHAIjg75cFRf3bXL8LICs1xZosUZiYCSUhiCnAw.ttf

174 ms

arrow.jpg

arrow.jpg

189 ms

blank.htm

blank.htm

576 ms

__utm.gif

__utm.gif

42 ms

Accessibility Review

belastingkamer.nl accessibility score

82

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.

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

High

<frame> or <iframe> elements do not have a title

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

belastingkamer.nl best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

belastingkamer.nl SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

belastingkamer.nl

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