Tools & Wizards About Us

Report Summary

  • 28

    Performance

    Renders faster than
    48% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

dutchdentalacademy.nl

Vergroot je kennis met een opleiding van Dutch Dental Academy

Page Load Speed

3.6 sec in total

First Response

206 ms

Resources Loaded

3.1 sec

Page Rendered

303 ms

About Website

Click here to check amazing Dutch Dental Academy content. Otherwise, check out these important facts you probably never knew about dutchdentalacademy.nl

We bieden een divers aanbod en de inhoud is van een hoog niveau. Onze opleidingen sluiten nauw aan bij de behoeften van de mondzorgpraktijk.

Visit dutchdentalacademy.nl

Key Findings

We analyzed Dutchdentalacademy.nl page load time and found that the first response time was 206 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

dutchdentalacademy.nl performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value14.6 s

0/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value1,290 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

Network Requests Diagram

dutchdentalacademy.nl

206 ms

dutchdentalacademy.nl

924 ms

css

38 ms

grid.css

94 ms

base.css

188 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 96% of them (97 requests) were addressed to the original Dutchdentalacademy.nl, 2% (2 requests) were made to Googletagmanager.com and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (953 ms) belongs to the original domain Dutchdentalacademy.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 287.9 kB (18%)

Content Size

1.6 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dutchdentalacademy.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. 60% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 83.8 kB

  • Original 105.7 kB
  • After minification 103.5 kB
  • After compression 21.9 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 83.8 kB or 79% of the original size.

Image Optimization

-10%

Potential reduce by 110.0 kB

  • Original 1.1 MB
  • After minification 964.9 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. Dutch Dental Academy images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 45.0 kB

  • Original 218.2 kB
  • After minification 218.2 kB
  • After compression 173.1 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 45.0 kB or 21% of the original size.

CSS Optimization

-31%

Potential reduce by 49.1 kB

  • Original 160.4 kB
  • After minification 159.8 kB
  • After compression 111.4 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. Dutchdentalacademy.nl needs all CSS files to be minified and compressed as it can save up to 49.1 kB or 31% of the original size.

Requests Breakdown

Number of requests can be reduced by 71 (83%)

Requests Now

86

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dutch Dental Academy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 42 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

dutchdentalacademy.nl accessibility score

85

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

dutchdentalacademy.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

dutchdentalacademy.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 Dutchdentalacademy.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 Dutchdentalacademy.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

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