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About Website

Click here to check amazing Duikwereld content for Netherlands. Otherwise, check out these important facts you probably never knew about duikwereld.nl

Vind nu de beste duikbenodigdheden bij Duikwereld.nl. Profiteer van lage prijzen en persoonlijke service, zowel online als in onze ruime winkel in Den Bosch!

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

duikwereld.nl

360 ms

www.duikwereld.nl

662 ms

style.min.css

311 ms

require.min.js

286 ms

requirejs-min-resolver.min.js

286 ms

Our browser made a total of 127 requests to load all elements on the main page. We found that 96% of them (122 requests) were addressed to the original Duikwereld.nl, 2% (3 requests) were made to Googletagmanager.com and 1% (1 request) were made to Chimpstatic.com. The less responsive or slowest element that took the longest time to load (703 ms) belongs to the original domain Duikwereld.nl.

Content Size

610.4 kB

After Optimization

431.8 kB

In fact, the total size of Duikwereld.nl main page is 610.4 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. 45% of websites need less resources to load. Images take 335.0 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 143.6 kB

Original 162.3 kB
After minification 137.2 kB
After compression 18.7 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 25.2 kB, which is 16% 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 143.6 kB or 88% of the original size.

Image Optimization

-7%

Potential reduce by 23.3 kB

Original 335.0 kB
After minification 311.7 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. Duikwereld images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 10.9 kB

Original 36.4 kB
After minification 35.3 kB
After compression 25.6 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 10.9 kB or 30% of the original size.

CSS Optimization

-1%

Potential reduce by 804 B

Original 76.6 kB
After minification 76.6 kB
After compression 75.8 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. Duikwereld.nl has all CSS files already compressed.

Requests Now

125

After Optimization

The browser has sent 125 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duikwereld. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 103 to 1 for JavaScripts and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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/).

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 Duikwereld.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 Duikwereld.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

duikwereld.nl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Duikwereld.nl | Dé specialist in duikbenodigdheden

Page Load Speed

First Response

Resources Loaded

Page Rendered