Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

de.nl

Douwe Egberts

Page Load Speed

4.3 sec in total

First Response

404 ms

Resources Loaded

3.4 sec

Page Rendered

469 ms

de.nl screenshot

About Website

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

Welke type koffie ook je voorkeur heeft, wij willen voor iedereen de perfecte kop maken. Ga naar DE.nl en ontdek de rijke wereld van koffie.

Visit de.nl

Key Findings

We analyzed De.nl page load time and found that the first response time was 404 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

de.nl performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value1.046

2/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

de.nl

404 ms

de.nl

357 ms

www.de.nl

966 ms

DouweEgbertsLoyalty

273 ms

OtAutoBlock.js

47 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 92% of them (48 requests) were addressed to the original De.nl, 6% (3 requests) were made to Cdn.cookielaw.org and 2% (1 request) were made to Geolocation.onetrust.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain De.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 98.2 kB (18%)

Content Size

552.1 kB

After Optimization

453.9 kB

In fact, the total size of De.nl main page is 552.1 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. 45% of websites need less resources to load. Images take 433.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 88.4 kB

  • Original 107.2 kB
  • After minification 101.1 kB
  • After compression 18.8 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 88.4 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 9.8 kB

  • Original 433.9 kB
  • After minification 424.1 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. De images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 47 B

  • Original 11.1 kB
  • After minification 11.1 kB
  • After compression 11.0 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 15 (37%)

Requests Now

41

After Optimization

26

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of De. 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 JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

de.nl accessibility score

74

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

de.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

High

Missing source maps for large first-party JavaScript

SEO Factors

de.nl SEO score

85

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 doesn't use 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 De.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 De.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 De. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: