Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 95

    SEO

    Google-friendlier than
    90% of websites

gkboilerparts.co.uk

GK Boiler Parts | Buy with confidence - we save you money

Page Load Speed

6.4 sec in total

First Response

634 ms

Resources Loaded

4.1 sec

Page Rendered

1.6 sec

gkboilerparts.co.uk screenshot

About Website

Welcome to gkboilerparts.co.uk homepage info - get ready to check GK Boiler Parts best content right away, or after learning these important things about gkboilerparts.co.uk

Smarter way to ordering heating boiler spares online - We are just a click away. Find your necessary heating boiler parts at very reasonable prices also boiler and heating services with exclusive disc...

Visit gkboilerparts.co.uk

Key Findings

We analyzed Gkboilerparts.co.uk page load time and found that the first response time was 634 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

gkboilerparts.co.uk performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value10,920 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.027

100/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

gkboilerparts.co.uk

634 ms

jquery.js

71 ms

shopui.css

144 ms

showdata-thumbnailhover.min.js

104 ms

showdata-thumbnailhover.css

204 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 24% of them (21 requests) were addressed to the original Gkboilerparts.co.uk, 49% (43 requests) were made to 26.cdn.ekm.net and 3% (3 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source 26.cdn.ekm.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 164.0 kB (36%)

Content Size

455.0 kB

After Optimization

291.0 kB

In fact, the total size of Gkboilerparts.co.uk main page is 455.0 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. 55% of websites need less resources to load. Images take 236.8 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 84.2 kB

  • Original 104.5 kB
  • After minification 101.8 kB
  • After compression 20.2 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. 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 84.2 kB or 81% of the original size.

Image Optimization

-25%

Potential reduce by 60.2 kB

  • Original 236.8 kB
  • After minification 176.5 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. Obviously, GK Boiler Parts needs image optimization as it can save up to 60.2 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-25%

Potential reduce by 19.2 kB

  • Original 77.4 kB
  • After minification 77.4 kB
  • After compression 58.2 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 19.2 kB or 25% of the original size.

CSS Optimization

-1%

Potential reduce by 283 B

  • Original 36.3 kB
  • After minification 36.3 kB
  • After compression 36.0 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. Gkboilerparts.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 31 (36%)

Requests Now

86

After Optimization

55

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of GK Boiler Parts. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

gkboilerparts.co.uk accessibility score

74

Accessibility Issues

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

gkboilerparts.co.uk best practices score

83

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

SEO Factors

gkboilerparts.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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gkboilerparts.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 Gkboilerparts.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 GK Boiler Parts. 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: