Tools & Wizards About Us

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

crystalpools.co.uk

Swimming pool servicing | pool pumps filters cleaners and equipment | Surrey | Sussex | Kent | Crystal Pools

Page Load Speed

2.5 sec in total

First Response

197 ms

Resources Loaded

2.1 sec

Page Rendered

162 ms

About Website

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

Crystal Pools provide a swimming pool maintenance services across Surrey and the South East of England.

Visit crystalpools.co.uk

Key Findings

We analyzed Crystalpools.co.uk page load time and found that the first response time was 197 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

crystalpools.co.uk performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.243

51/100

15%

TTI (Time to Interactive)

Value5.4 s

71/100

10%

Network Requests Diagram

crystalpools.co.uk

197 ms

crystalpools.co.uk

906 ms

font-awesome.min.css

98 ms

elements.css

199 ms

html5reset.css

269 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 50% of them (22 requests) were addressed to the original Crystalpools.co.uk, 27% (12 requests) were made to Fonts.gstatic.com and 14% (6 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (906 ms) belongs to the original domain Crystalpools.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.9 kB (5%)

Content Size

243.0 kB

After Optimization

231.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Crystalpools.co.uk main page is 243.0 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. 40% of websites need less resources to load. Images take 194.9 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 7.9 kB

  • Original 11.0 kB
  • After minification 9.3 kB
  • After compression 3.1 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 1.7 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 7.9 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 664 B

  • Original 194.9 kB
  • After minification 194.2 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. Crystal Pools images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 183 B

  • Original 21.7 kB
  • After minification 21.7 kB
  • After compression 21.5 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

-20%

Potential reduce by 3.1 kB

  • Original 15.4 kB
  • After minification 15.2 kB
  • After compression 12.3 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. Crystalpools.co.uk needs all CSS files to be minified and compressed as it can save up to 3.1 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (72%)

Requests Now

25

After Optimization

7

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Crystal Pools. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

crystalpools.co.uk accessibility score

85

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

crystalpools.co.uk best practices score

67

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

crystalpools.co.uk SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Crystalpools.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 Crystalpools.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 Crystal Pools. 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: