Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

dare.nl

CE-markering, EMC, Medisch en Productveiligheid - Kiwa Dare

Page Load Speed

5.1 sec in total

First Response

196 ms

Resources Loaded

4.7 sec

Page Rendered

182 ms

dare.nl screenshot

About Website

Welcome to dare.nl homepage info - get ready to check Dare best content for Netherlands right away, or after learning these important things about dare.nl

Het bedrijf voor testen, meten, onderzoeken, certificeren, kalibratie en instrumenten. Testen voor CE-markering, EMC, medisch, FCC, automotive en productveiligheid.

Visit dare.nl

Key Findings

We analyzed Dare.nl page load time and found that the first response time was 196 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

dare.nl performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value9.4 s

12/100

10%

TBT (Total Blocking Time)

Value1,230 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

Network Requests Diagram

dare.nl

196 ms

www.dare.nl

1827 ms

css

48 ms

dare.css

935 ms

api.js

50 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 28% of them (11 requests) were addressed to the original Dare.nl, 13% (5 requests) were made to Googletagmanager.com and 13% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Dare.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 342.1 kB (50%)

Content Size

687.3 kB

After Optimization

345.2 kB

In fact, the total size of Dare.nl main page is 687.3 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. 50% of websites need less resources to load. Javascripts take 404.4 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 47.9 kB

  • Original 69.3 kB
  • After minification 63.3 kB
  • After compression 21.4 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 47.9 kB or 69% of the original size.

Image Optimization

-23%

Potential reduce by 1.9 kB

  • Original 8.6 kB
  • After minification 6.6 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, Dare needs image optimization as it can save up to 1.9 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-30%

Potential reduce by 121.6 kB

  • Original 404.4 kB
  • After minification 404.4 kB
  • After compression 282.7 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 121.6 kB or 30% of the original size.

CSS Optimization

-83%

Potential reduce by 170.6 kB

  • Original 205.1 kB
  • After minification 204.7 kB
  • After compression 34.4 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. Dare.nl needs all CSS files to be minified and compressed as it can save up to 170.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (53%)

Requests Now

32

After Optimization

15

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dare. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

dare.nl accessibility score

91

Accessibility Issues

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

Buttons do not have an accessible name

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

dare.nl best practices score

67

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dare.nl SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Dare.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 Dare.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 description is not detected on the main page of Dare. 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: