Tools & Wizards About Us
quirksmode.co.uk screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

quirksmode.co.uk

Quirksmode | Home of David Plunkett, Web Designer / Developer Extraordinaire

Page Load Speed

275 ms in total

First Response

105 ms

Resources Loaded

112 ms

Page Rendered

58 ms

quirksmode.co.uk screenshot

About Website

Click here to check amazing Quirksmode content. Otherwise, check out these important facts you probably never knew about quirksmode.co.uk

Quirksmode is a fully responsive Universal React Application connected to a Headless CMS designed and developed by myself, web enthusiast and all round nice guy Dave. It was created to be my Portfolio...

Visit quirksmode.co.uk

Key Findings

We analyzed Quirksmode.co.uk page load time and found that the first response time was 105 ms and then it took 170 ms to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

quirksmode.co.uk performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value400 ms

67/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.1 s

64/100

10%

Network Requests Diagram

quirksmode.co.uk

105 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Quirksmode.co.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (105 ms) belongs to the original domain Quirksmode.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 67 B (0%)

Content Size

110.8 kB

After Optimization

110.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Quirksmode.co.uk main page is 110.8 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 89.7 kB which makes up the majority of the site volume.

HTML Optimization

-14%

Potential reduce by 16 B

  • Original 118 B
  • After minification 118 B
  • After compression 102 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 16 B or 14% of the original size.

Image Optimization

-0%

Potential reduce by 1 B

  • Original 89.7 kB
  • After minification 89.7 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. Quirksmode images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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. This website has mostly compressed JavaScripts.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

quirksmode.co.uk

quirksmode.co.uk

105 ms

Accessibility Review

quirksmode.co.uk 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

quirksmode.co.uk 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

quirksmode.co.uk 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

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Quirksmode.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English 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 Quirksmode.co.uk 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

quirksmode.co.uk

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