Access johnclarkservices.co.uk. Plumbing & Electrical Services Essex

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value250 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.061

97/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

johnclarkservices.co.uk

158 ms

johnclarkservices.co.uk

512 ms

bootstrap.min.css

154 ms

owl.carousel.min.css

230 ms

fancybox.min.css

239 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 91% of them (63 requests) were addressed to the original Johnclarkservices.co.uk, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (751 ms) belongs to the original domain Johnclarkservices.co.uk.

Content Size

1.6 MB

After Optimization

1.6 MB

In fact, the total size of Johnclarkservices.co.uk main page is 1.6 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. 55% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 25.8 kB

Original 32.1 kB
After minification 27.6 kB
After compression 6.3 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 4.5 kB, which is 14% 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 25.8 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 11.0 kB

Original 1.5 MB
After minification 1.5 MB

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. Johnclark Services images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 602 B

Original 100.8 kB
After minification 100.8 kB
After compression 100.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-4%

Potential reduce by 1.3 kB

Original 32.9 kB
After minification 32.9 kB
After compression 31.6 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. Johnclarkservices.co.uk has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Johnclark Services. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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/).

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 Johnclarkservices.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 Johnclarkservices.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

johnclarkservices.co.uk

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Plumbing & Electrical Services Essex | Domestic & Commercial

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

johnclarkservices.co.uk

johnclarkservices.co.uk

bootstrap.min.css

owl.carousel.min.css

fancybox.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

johnclarkservices.co.uk

johnclarkservices.co.uk

bootstrap.min.css

owl.carousel.min.css

fancybox.min.css

style.css

mediaquery.css

api.js

jquery.min.js

bootstrap.min.js

fancybox.min.js

owl.carousel.min.js

jquery.validate.min.js

custom.js

1c4823b5528dad691a6391bb51d2de48.js

analytics.js

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boiler-services.png

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