Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 89% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 95

    SEO

    Google-friendlier than
    91% of websites

krystal.co.uk

UK web hosting that's fair to you and the planet | Krystal Hosting

Page Load Speed

8 sec in total

First Response

254 ms

Resources Loaded

7 sec

Page Rendered

742 ms

krystal.co.uk screenshot

About Website

Welcome to krystal.co.uk homepage info - get ready to check Krystal best content for United Kingdom right away, or after learning these important things about krystal.co.uk

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Key Findings

We analyzed Krystal.co.uk page load time and found that the first response time was 254 ms and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

krystal.co.uk performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

7/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

krystal.co.uk

254 ms

krystal.co.uk

1158 ms

client.20150218.css

504 ms

main_site.css

308 ms

css

144 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 59% of them (65 requests) were addressed to the original Krystal.co.uk, 6% (7 requests) were made to Widget.trustpilot.com and 5% (5 requests) were made to Static.olark.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Krystal.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 603.1 kB (34%)

Content Size

1.8 MB

After Optimization

1.2 MB

In fact, the total size of Krystal.co.uk main page is 1.8 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 983.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 53.1 kB

  • Original 66.3 kB
  • After minification 53.3 kB
  • After compression 13.2 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 13.0 kB, which is 20% 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 53.1 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 71.9 kB

  • Original 983.5 kB
  • After minification 911.7 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. Krystal images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 477.9 kB

  • Original 736.1 kB
  • After minification 735.9 kB
  • After compression 258.3 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 477.9 kB or 65% of the original size.

CSS Optimization

-50%

Potential reduce by 239 B

  • Original 481 B
  • After minification 437 B
  • After compression 242 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. Krystal.co.uk needs all CSS files to be minified and compressed as it can save up to 239 B or 50% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (41%)

Requests Now

101

After Optimization

60

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Krystal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

krystal.co.uk accessibility score

96

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

krystal.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

krystal.co.uk SEO score

95

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

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