Tools & Wizards About Us
willemwever.nl screenshot

Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

willemwever.nl

Willem Wever | KRO-NCRV

Page Load Speed

4.3 sec in total

First Response

355 ms

Resources Loaded

3 sec

Page Rendered

939 ms

willemwever.nl screenshot

About Website

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

Willem Wever is een TV programma voor kinderen van 9 t/m 12 jaar. In Willem Wever kunnen kinderen prangende vragen stellen. Samen met de presentatoren Edson en Tim gaan ze op zoek naar het antwoord.

Visit willemwever.nl

Key Findings

We analyzed Willemwever.nl page load time and found that the first response time was 355 ms and then it took 4 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

willemwever.nl performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value190 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.068

96/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

willemwever.nl

355 ms

willemwever.kro-ncrv.nl

1141 ms

css_KGYj4iTrzm4B_klN3y4clvhIYHdUzUd7Is79rImY0gc.css

365 ms

css_BXd9AePH8jfn6MqlZWCeitsgVgjRf-9rOf854fUdaHI.css

545 ms

js_7keSjtaNJvokqwe8pc4Tbi3cUIwQq8PDOFtRRPJgrvU.js

553 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Willemwever.nl, 53% (21 requests) were made to Willemwever.kro-ncrv.nl and 40% (16 requests) were made to Assets-willemwever.kro-ncrv.nl. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Willemwever.kro-ncrv.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 234.8 kB (7%)

Content Size

3.2 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Willemwever.nl main page is 3.2 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. 40% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 82.9 kB

  • Original 105.0 kB
  • After minification 97.5 kB
  • After compression 22.1 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 82.9 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 95.4 kB

  • Original 3.0 MB
  • After minification 2.9 MB

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. Willem Wever images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 56.1 kB

  • Original 124.8 kB
  • After minification 124.5 kB
  • After compression 68.7 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 56.1 kB or 45% of the original size.

CSS Optimization

-1%

Potential reduce by 352 B

  • Original 24.0 kB
  • After minification 24.0 kB
  • After compression 23.7 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. Willemwever.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 8 (25%)

Requests Now

32

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Willem Wever. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

willemwever.nl

willemwever.nl

355 ms

willemwever.kro-ncrv.nl

willemwever.kro-ncrv.nl

1141 ms

css_KGYj4iTrzm4B_klN3y4clvhIYHdUzUd7Is79rImY0gc.css

css_KGYj4iTrzm4B_klN3y4clvhIYHdUzUd7Is79rImY0gc.css

365 ms

css_BXd9AePH8jfn6MqlZWCeitsgVgjRf-9rOf854fUdaHI.css

css_BXd9AePH8jfn6MqlZWCeitsgVgjRf-9rOf854fUdaHI.css

545 ms

js_7keSjtaNJvokqwe8pc4Tbi3cUIwQq8PDOFtRRPJgrvU.js

js_7keSjtaNJvokqwe8pc4Tbi3cUIwQq8PDOFtRRPJgrvU.js

553 ms

npo_cookiecontrol.js

npo_cookiecontrol.js

283 ms

js_B3nbhWXG-LH_r0xXwkVPrvP_PGSTaHnvnjT6gBZqlNI.js

js_B3nbhWXG-LH_r0xXwkVPrvP_PGSTaHnvnjT6gBZqlNI.js

94 ms

piano-analytics.js

piano-analytics.js

22 ms

kroncrv-piano-analytics.js

kroncrv-piano-analytics.js

107 ms

tag.min.js

tag.min.js

368 ms

js_b0FFQP2yH0pAA2sppHlzwJDuZatUp-fyq3Z22OhMJvI.js

js_b0FFQP2yH0pAA2sppHlzwJDuZatUp-fyq3Z22OhMJvI.js

184 ms

gtag.js

gtag.js

187 ms

js_cYLojBzoqwjtAJb59uGjGAvHDDXrcPGapXUuoUL0VLo.js

js_cYLojBzoqwjtAJb59uGjGAvHDDXrcPGapXUuoUL0VLo.js

367 ms

koningsdag%201.jpg

koningsdag%201.jpg

596 ms

logo-visual-only.svg

logo-visual-only.svg

95 ms

pattern-horizontal.svg

pattern-horizontal.svg

92 ms

tim-edson.png

tim-edson.png

456 ms

tim-edson-small.png

tim-edson-small.png

559 ms

Schermafbeelding%202020-04-15%20om%2010.10.09.png

Schermafbeelding%202020-04-15%20om%2010.10.09.png

909 ms

478678.jpg

478678.jpg

826 ms

lente.jpeg

lente.jpeg

916 ms

Schermafbeelding%202020-11-05%20om%2011.20.04.png

Schermafbeelding%202020-11-05%20om%2011.20.04.png

1089 ms

Dodenherdenking%20Waalsdorpervlakte%20beste%20foto.jpg

Dodenherdenking%20Waalsdorpervlakte%20beste%20foto.jpg

918 ms

1499279.jpg

1499279.jpg

1004 ms

police-2122373_1920.jpg

police-2122373_1920.jpg

911 ms

ZowuagiHiC.jpeg

ZowuagiHiC.jpeg

995 ms

box-158523_960_720.png

box-158523_960_720.png

1082 ms

photo-of-woman-singing-in-music-studio-2531728.jpg

photo-of-woman-singing-in-music-studio-2531728.jpg

1003 ms

musician-2163011_1920.jpg

musician-2163011_1920.jpg

1003 ms

yawning-1895561_1920.jpg

yawning-1895561_1920.jpg

1079 ms

1615926.jpg

1615926.jpg

1089 ms

1613237.jpg

1613237.jpg

1091 ms

862934.jpg

862934.jpg

1091 ms

Inter-Regular.ttf

Inter-Regular.ttf

546 ms

Inter-SemiBold.ttf

Inter-SemiBold.ttf

638 ms

Inter-Bold.ttf

Inter-Bold.ttf

482 ms

PPFormulaCondensed-Bold.ttf

PPFormulaCondensed-Bold.ttf

213 ms

PPFormulaCondensed-Regular.ttf

PPFormulaCondensed-Regular.ttf

396 ms

PPFormulaCondensed-Ultralight.ttf

PPFormulaCondensed-Ultralight.ttf

496 ms

css_SbS_E2JGQT8qp-CH9_9xugznhwpvnFADhfoqo8ECfzM.css

css_SbS_E2JGQT8qp-CH9_9xugznhwpvnFADhfoqo8ECfzM.css

508 ms

Accessibility Review

willemwever.nl accessibility score

98

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.

Best Practices

willemwever.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

willemwever.nl SEO score

100

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

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 Willemwever.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 Willemwever.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

willemwever.nl

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