Tools & Wizards About Us
kinderboekenwereld.nl screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

kinderboekenwereld.nl

Kinderboeken wereld | Online bekende Kinderboeken kopen

Page Load Speed

21.9 sec in total

First Response

4.5 sec

Resources Loaded

17.1 sec

Page Rendered

308 ms

kinderboekenwereld.nl screenshot

About Website

Visit kinderboekenwereld.nl now to see the best up-to-date Kinderboeken Wereld content and also check out these interesting facts you probably never knew about kinderboekenwereld.nl

Kinderboeken wereld is een vergelijk shop met bekroonde en bekende kinderboeken, bestel kinderboeken uit de top 10 kinderboeken van Nederland, kijkt u mee?

Visit kinderboekenwereld.nl

Key Findings

We analyzed Kinderboekenwereld.nl page load time and found that the first response time was 4.5 sec and then it took 17.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

kinderboekenwereld.nl performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

Network Requests Diagram

www.kinderboekenwereld.nl

4519 ms

wp-emoji-release.min.js

184 ms

styles.css

237 ms

woocommerce-layout.css

294 ms

woocommerce.css

295 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 87% of them (41 requests) were addressed to the original Kinderboekenwereld.nl, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (4.5 sec) belongs to the original domain Kinderboekenwereld.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 359.7 kB (40%)

Content Size

904.1 kB

After Optimization

544.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kinderboekenwereld.nl main page is 904.1 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. 40% of websites need less resources to load. Images take 448.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 35.6 kB

  • Original 44.3 kB
  • After minification 42.5 kB
  • After compression 8.7 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. 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 35.6 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 25.9 kB

  • Original 448.3 kB
  • After minification 422.4 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. Kinderboeken Wereld images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 189.9 kB

  • Original 282.3 kB
  • After minification 248.3 kB
  • After compression 92.4 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 189.9 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 108.2 kB

  • Original 129.1 kB
  • After minification 109.2 kB
  • After compression 20.9 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. Kinderboekenwereld.nl needs all CSS files to be minified and compressed as it can save up to 108.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (58%)

Requests Now

45

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kinderboeken Wereld. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.kinderboekenwereld.nl

www.kinderboekenwereld.nl

4519 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

184 ms

styles.css

styles.css

237 ms

woocommerce-layout.css

woocommerce-layout.css

294 ms

woocommerce.css

woocommerce.css

295 ms

style.css

style.css

186 ms

grid.css

grid.css

231 ms

responsive.css

responsive.css

314 ms

component.css

component.css

277 ms

woocommerce.css

woocommerce.css

342 ms

icon.css

icon.css

352 ms

owl-carousel.css

owl-carousel.css

386 ms

css

css

24 ms

jquery.js

jquery.js

534 ms

jquery-migrate.min.js

jquery-migrate.min.js

440 ms

clientSearchBoxGenerator.js

clientSearchBoxGenerator.js

353 ms

jquery.form.min.js

jquery.form.min.js

474 ms

scripts.js

scripts.js

466 ms

add-to-cart.min.js

add-to-cart.min.js

487 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

523 ms

woocommerce.min.js

woocommerce.min.js

570 ms

jquery.cookie.min.js

jquery.cookie.min.js

598 ms

cart-fragments.min.js

cart-fragments.min.js

598 ms

owl-carousel.js

owl-carousel.js

579 ms

navigation.js

navigation.js

628 ms

main.js

main.js

628 ms

wp-embed.min.js

wp-embed.min.js

649 ms

analytics.js

analytics.js

6 ms

collect

collect

38 ms

logotemplate-e1433143800692.png

logotemplate-e1433143800692.png

594 ms

shadow.png

shadow.png

202 ms

cms_visual_138214-300x300.jpg

cms_visual_138214-300x300.jpg

440 ms

cms_visual_138587-300x300.jpg

cms_visual_138587-300x300.jpg

421 ms

cms_visual_139128-300x300.jpg

cms_visual_139128-300x300.jpg

653 ms

cms_visual_139732-300x300.jpg

cms_visual_139732-300x300.jpg

694 ms

cms_visual_139860.jpg

cms_visual_139860.jpg

776 ms

cms_visual_140094-300x300.jpg

cms_visual_140094-300x300.jpg

666 ms

cms_visual_140497-300x300.jpg

cms_visual_140497-300x300.jpg

635 ms

cms_visual_141964-300x300.jpg

cms_visual_141964-300x300.jpg

590 ms

cms_visual_142280-300x300.jpg

cms_visual_142280-300x300.jpg

686 ms

cms_visual_142456-300x300.jpg

cms_visual_142456-300x300.jpg

730 ms

cms_visual_142844-300x300.jpg

cms_visual_142844-300x300.jpg

767 ms

cms_visual_77425-300x300.jpg

cms_visual_77425-300x300.jpg

753 ms

www.kinderboekenwereld.nl

www.kinderboekenwereld.nl

1146 ms

97919b6a41d5a863430f98f6ad3455b4a3e6f0.jpg

97919b6a41d5a863430f98f6ad3455b4a3e6f0.jpg

426 ms

woocommerce-smallscreen.css

woocommerce-smallscreen.css

96 ms

searchproducts

searchproducts

789 ms

Accessibility Review

kinderboekenwereld.nl accessibility score

93

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

kinderboekenwereld.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

kinderboekenwereld.nl SEO score

97

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 Kinderboekenwereld.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 Kinderboekenwereld.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

kinderboekenwereld.nl

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