Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    69% of websites

rozoneonline.co.uk

Professional Cleaning Products | Commercial Cleaning Supplies

Page Load Speed

5.6 sec in total

First Response

171 ms

Resources Loaded

5.1 sec

Page Rendered

365 ms

rozoneonline.co.uk screenshot

About Website

Click here to check amazing Rozoneonline content. Otherwise, check out these important facts you probably never knew about rozoneonline.co.uk

We are leading suppliers of professional cleaning products and solutions. Take a look at our commercial cleaning supplies or get in touch today.

Visit rozoneonline.co.uk

Key Findings

We analyzed Rozoneonline.co.uk page load time and found that the first response time was 171 ms and then it took 5.4 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

rozoneonline.co.uk performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value4,370 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value21.5 s

1/100

10%

Network Requests Diagram

rozoneonline.co.uk

171 ms

www.rozoneonline.co.uk

340 ms

www.rozone.co.uk

1676 ms

c436468d9e67ad5a657b33ff146570bc.min.css

187 ms

require.min.js

225 ms

Our browser made a total of 189 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Rozoneonline.co.uk, 83% (156 requests) were made to Rozone.co.uk and 4% (7 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Rozone.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 205.7 kB (20%)

Content Size

1.0 MB

After Optimization

823.8 kB

In fact, the total size of Rozoneonline.co.uk main page is 1.0 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. 70% of websites need less resources to load. Images take 389.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 158.3 kB

  • Original 187.7 kB
  • After minification 149.3 kB
  • After compression 29.4 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 38.4 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 158.3 kB or 84% of the original size.

Image Optimization

-2%

Potential reduce by 9.0 kB

  • Original 389.7 kB
  • After minification 380.7 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. Rozoneonline images are well optimized though.

JavaScript Optimization

-10%

Potential reduce by 37.9 kB

  • Original 369.6 kB
  • After minification 369.4 kB
  • After compression 331.7 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

-1%

Potential reduce by 418 B

  • Original 82.4 kB
  • After minification 82.4 kB
  • After compression 82.0 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. Rozoneonline.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 146 (81%)

Requests Now

180

After Optimization

34

The browser has sent 180 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rozoneonline. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 139 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rozoneonline.co.uk accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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.

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

Links do not have a discernible name

Best Practices

rozoneonline.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rozoneonline.co.uk SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Rozoneonline.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 Rozoneonline.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 data is detected on the main page of Rozoneonline. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: