Tools & Wizards About Us

Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

j-clean.co.uk

J-Clean | Carpet Cleaning Herts | Hertfordshire Carpet & Upholstery Cleaners

Page Load Speed

2.3 sec in total

First Response

200 ms

Resources Loaded

2 sec

Page Rendered

151 ms

About Website

Visit j-clean.co.uk now to see the best up-to-date J Clean content and also check out these interesting facts you probably never knew about j-clean.co.uk

J-Clean offer professional carpet cleaning in Herts. Our professional carpet cleaners deliver a first class carpet and upholstery cleaning service.

Visit j-clean.co.uk

Key Findings

We analyzed J-clean.co.uk page load time and found that the first response time was 200 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

j-clean.co.uk performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.8 s

89/100

10%

Network Requests Diagram

j-clean.co.uk

200 ms

www.j-clean.co.uk

188 ms

www.j-clean.co.uk

468 ms

stylesheet.css

112 ms

java.js

330 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 93% of them (28 requests) were addressed to the original J-clean.co.uk, 7% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (620 ms) belongs to the original domain J-clean.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.2 kB (15%)

Content Size

698.6 kB

After Optimization

595.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of J-clean.co.uk main page is 698.6 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. 25% of websites need less resources to load. Images take 574.7 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 7.8 kB

  • Original 11.7 kB
  • After minification 11.2 kB
  • After compression 3.9 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 7.8 kB or 66% of the original size.

Image Optimization

-5%

Potential reduce by 29.3 kB

  • Original 574.7 kB
  • After minification 545.5 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. J Clean images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 61.8 kB

  • Original 106.3 kB
  • After minification 97.8 kB
  • After compression 44.6 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 61.8 kB or 58% of the original size.

CSS Optimization

-76%

Potential reduce by 4.4 kB

  • Original 5.8 kB
  • After minification 5.0 kB
  • After compression 1.4 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. J-clean.co.uk needs all CSS files to be minified and compressed as it can save up to 4.4 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (11%)

Requests Now

27

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J Clean. 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 as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

j-clean.co.uk accessibility score

65

Accessibility Issues

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

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

Image elements do not have [alt] attributes

High

<object> elements do not have alternate text

Best Practices

j-clean.co.uk best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

j-clean.co.uk SEO score

50

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

High

Image elements do not have [alt] attributes

High

Document uses plugins

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 J-clean.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 J-clean.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 J Clean. 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: