Tools & Wizards About Us
luijten.org screenshot

Report Summary

  • 71

    Performance

    Renders faster than
    82% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

luijten.org

Logging the Switch

Page Load Speed

1.1 sec in total

First Response

101 ms

Resources Loaded

680 ms

Page Rendered

348 ms

luijten.org screenshot

About Website

Visit luijten.org now to see the best up-to-date Luijten content and also check out these interesting facts you probably never knew about luijten.org

Logging the Switch is een weblog van Christian Luijten, die in 2004 besloot dat hij zou stoppen met PCs en switchen naar de Mac. In eerste instantie was het plan om te switchen van Linux op de PC naar...

Visit luijten.org

Key Findings

We analyzed Luijten.org page load time and found that the first response time was 101 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

luijten.org performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value24.1 s

0/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.5 s

98/100

10%

Network Requests Diagram

luijten.org

101 ms

www.luijten.org

161 ms

main.css

37 ms

-dEHr3ivwCc

86 ms

f958ff1dc532d43f8a77.js

99 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that 23% of them (3 requests) were addressed to the original Luijten.org, 23% (3 requests) were made to S.ytimg.com and 15% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (251 ms) relates to the external source Assets-cdn.github.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 380.9 kB (75%)

Content Size

508.1 kB

After Optimization

127.2 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Luijten.org main page is 508.1 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. 60% of websites need less resources to load. CSS take 271.3 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 18.9 kB

  • Original 24.0 kB
  • After minification 20.5 kB
  • After compression 5.1 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. This page needs HTML code to be minified as it can gain 3.5 kB, which is 15% 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 18.9 kB or 79% of the original size.

JavaScript Optimization

-65%

Potential reduce by 137.9 kB

  • Original 212.7 kB
  • After minification 212.6 kB
  • After compression 74.8 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 137.9 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 224.1 kB

  • Original 271.3 kB
  • After minification 269.5 kB
  • After compression 47.2 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. Luijten.org needs all CSS files to be minified and compressed as it can save up to 224.1 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (44%)

Requests Now

9

After Optimization

5

  • AJAX
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luijten. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

luijten.org

luijten.org

101 ms

www.luijten.org

www.luijten.org

161 ms

main.css

main.css

37 ms

-dEHr3ivwCc

-dEHr3ivwCc

86 ms

f958ff1dc532d43f8a77.js

f958ff1dc532d43f8a77.js

99 ms

www-embed-player-vflfNyN_r.css

www-embed-player-vflfNyN_r.css

25 ms

www-embed-player.js

www-embed-player.js

60 ms

base.js

base.js

90 ms

gist-embed-7346e9a735aaeeacede51d1efaad6208f95d9edbc222155878bfddc2da28fa87.css

gist-embed-7346e9a735aaeeacede51d1efaad6208f95d9edbc222155878bfddc2da28fa87.css

251 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

92 ms

ad_status.js

ad_status.js

94 ms

QHD8zigcbDB8aPfIoaupKOvvDin1pK8aKteLpeZ5c0A.ttf

QHD8zigcbDB8aPfIoaupKOvvDin1pK8aKteLpeZ5c0A.ttf

68 ms

RxZJdnzeo3R5zSexge8UUSZ2oysoEQEeKwjgmXLRnTc.ttf

RxZJdnzeo3R5zSexge8UUSZ2oysoEQEeKwjgmXLRnTc.ttf

69 ms

Accessibility Review

luijten.org accessibility score

83

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.

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

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

luijten.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

luijten.org SEO score

98

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luijten.org 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 Luijten.org 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

luijten.org

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