Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

kastjes.nl

Kastjes

Page Load Speed

971 ms in total

First Response

278 ms

Resources Loaded

541 ms

Page Rendered

152 ms

kastjes.nl screenshot

About Website

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

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Key Findings

We analyzed Kastjes.nl page load time and found that the first response time was 278 ms and then it took 693 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

kastjes.nl performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.1 s

100/100

25%

SI (Speed Index)

Value1.1 s

100/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.9 s

100/100

10%

Network Requests Diagram

kastjes.nl

278 ms

style.css

84 ms

back_top.jpg

171 ms

wit.gif

173 ms

blank.gif

171 ms

Our browser made a total of 5 requests to load all elements on the main page. We found that all of those requests were addressed to Kastjes.nl and no external sources were called. The less responsive or slowest element that took the longest time to load (278 ms) belongs to the original domain Kastjes.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.1 kB (20%)

Content Size

20.5 kB

After Optimization

16.4 kB

In fact, the total size of Kastjes.nl main page is 20.5 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 14.6 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 3.7 kB

  • Original 5.3 kB
  • After minification 4.6 kB
  • After compression 1.6 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 742 B, which is 14% 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 3.7 kB or 69% of the original size.

Image Optimization

-0%

Potential reduce by 2 B

  • Original 14.6 kB
  • After minification 14.6 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. Kastjes images are well optimized though.

CSS Optimization

-70%

Potential reduce by 415 B

  • Original 590 B
  • After minification 487 B
  • After compression 175 B

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. Kastjes.nl needs all CSS files to be minified and compressed as it can save up to 415 B or 70% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kastjes. According to our analytics all requests are already optimized.

Accessibility Review

kastjes.nl accessibility score

93

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

kastjes.nl best practices score

58

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

High

Serves images with low resolution

SEO Factors

kastjes.nl SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kastjes.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Kastjes.nl main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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