Report Summary

  • 0

    Performance

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

evertkok.nl

de website2 van evert

Page Load Speed

4.1 sec in total

First Response

509 ms

Resources Loaded

2.6 sec

Page Rendered

996 ms

evertkok.nl screenshot

About Website

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

ANW, algemene natuurwetenschappen, natuur leven en techniek,bridge,NLT,informatica,evert kok,Evert Kok, Het Drachtster Lyceum

Visit evertkok.nl

Key Findings

We analyzed Evertkok.nl page load time and found that the first response time was 509 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

evertkok.nl performance score

0

Network Requests Diagram

evertkok.nl

509 ms

Kolom1rij1.html

111 ms

Kolom1rij2.html

326 ms

Kolom2.html

439 ms

Kolom3.html

451 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that all of those requests were addressed to Evertkok.nl and no external sources were called. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Evertkok.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.6 kB (1%)

Content Size

735.1 kB

After Optimization

728.4 kB

In fact, the total size of Evertkok.nl main page is 735.1 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 734.2 kB which makes up the majority of the site volume.

HTML Optimization

-51%

Potential reduce by 449 B

  • Original 884 B
  • After minification 863 B
  • After compression 435 B

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 449 B or 51% of the original size.

Image Optimization

-1%

Potential reduce by 6.2 kB

  • Original 734.2 kB
  • After minification 728.0 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. Evert Kok images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

14

After Optimization

14

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Evert Kok. According to our analytics all requests are already optimized.

Accessibility Review

evertkok.nl accessibility score

75

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

<frame> or <iframe> elements do not have a title

Best Practices

evertkok.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

SEO Factors

evertkok.nl SEO score

73

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Evertkok.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Evertkok.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 Evert Kok. 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: