Tools & Wizards About Us
whois.co.uk screenshot

Report Summary

  • 94

    Performance

    Renders faster than
    93% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

whois.co.uk

.uk WHOIS service

Page Load Speed

1.4 sec in total

First Response

293 ms

Resources Loaded

1.1 sec

Page Rendered

59 ms

whois.co.uk screenshot

About Website

Welcome to whois.co.uk homepage info - get ready to check WHOIS best content right away, or after learning these important things about whois.co.uk

The WHOIS for .uk domains (Nominet) provides access to information about domain names

Visit whois.co.uk

Key Findings

We analyzed Whois.co.uk page load time and found that the first response time was 293 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

whois.co.uk performance score

94

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

whois.co.uk

293 ms

whois.uk

423 ms

bootstrap.min.css

188 ms

bootstrap-night.css

322 ms

branding.css

240 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 13% of them (1 request) were addressed to the original Whois.co.uk, 88% (7 requests) were made to Whois.uk. The less responsive or slowest element that took the longest time to load (423 ms) relates to the external source Whois.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.2 kB (6%)

Content Size

85.1 kB

After Optimization

79.8 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Whois.co.uk main page is 85.1 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. Only 10% of websites need less resources to load. CSS take 50.7 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 2.5 kB

  • Original 3.8 kB
  • After minification 3.1 kB
  • After compression 1.3 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 712 B, which is 19% 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 2.5 kB or 67% of the original size.

JavaScript Optimization

-0%

Potential reduce by 87 B

  • Original 30.5 kB
  • After minification 30.5 kB
  • After compression 30.4 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.

CSS Optimization

-5%

Potential reduce by 2.6 kB

  • Original 50.7 kB
  • After minification 50.7 kB
  • After compression 48.1 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. Whois.co.uk has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of WHOIS. According to our analytics all requests are already optimized.

Network Requests Diagram

whois.co.uk

whois.co.uk

293 ms

whois.uk

whois.uk

423 ms

bootstrap.min.css

bootstrap.min.css

188 ms

bootstrap-night.css

bootstrap-night.css

322 ms

branding.css

branding.css

240 ms

popper.min.js

popper.min.js

252 ms

bootstrap.min.js

bootstrap.min.js

346 ms

scripts.js

scripts.js

259 ms

Accessibility Review

whois.co.uk accessibility score

87

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not have valid values

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

whois.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

General

Impact

Issue

High

Page has valid source maps

SEO Factors

whois.co.uk SEO score

91

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Whois.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Whois.co.uk 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

whois.co.uk

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