Tools & Wizards About Us

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

rainhillupvc.co.uk

UPVC Windows, Windows and Doors, Rainhill Windows Prescot

Page Load Speed

4.1 sec in total

First Response

980 ms

Resources Loaded

2.5 sec

Page Rendered

558 ms

About Website

Visit rainhillupvc.co.uk now to see the best up-to-date Rainhill UPVC content and also check out these interesting facts you probably never knew about rainhillupvc.co.uk

Rainhill Windows have over 30 years experience specialising in the supply and fit of replacement upvc windows and doors, offering excellent rates on new conservatories, orangeries and porches, soffits...

Visit rainhillupvc.co.uk

Key Findings

We analyzed Rainhillupvc.co.uk page load time and found that the first response time was 980 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

rainhillupvc.co.uk performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value450 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0.936

3/100

15%

TTI (Time to Interactive)

Value19.5 s

2/100

10%

Network Requests Diagram

www.rainhillupvc.co.uk

980 ms

bootstrap.min.css

28 ms

font-awesome.min.css

38 ms

animate.css

243 ms

theme.css

251 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 68% of them (30 requests) were addressed to the original Rainhillupvc.co.uk, 9% (4 requests) were made to Maxcdn.bootstrapcdn.com and 7% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (980 ms) belongs to the original domain Rainhillupvc.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 312.0 kB (18%)

Content Size

1.7 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rainhillupvc.co.uk main page is 1.7 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 34.3 kB

  • Original 44.6 kB
  • After minification 39.6 kB
  • After compression 10.3 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 5.0 kB, which is 11% 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 34.3 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 31.6 kB

  • Original 1.3 MB
  • After minification 1.3 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. Rainhill UPVC images are well optimized though.

JavaScript Optimization

-53%

Potential reduce by 99.2 kB

  • Original 188.1 kB
  • After minification 179.6 kB
  • After compression 88.9 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 99.2 kB or 53% of the original size.

CSS Optimization

-89%

Potential reduce by 146.8 kB

  • Original 164.2 kB
  • After minification 146.3 kB
  • After compression 17.4 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. Rainhillupvc.co.uk needs all CSS files to be minified and compressed as it can save up to 146.8 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (42%)

Requests Now

38

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rainhill UPVC. 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 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rainhillupvc.co.uk accessibility score

73

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 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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

rainhillupvc.co.uk best practices score

75

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

SEO Factors

rainhillupvc.co.uk SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Rainhillupvc.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 Rainhillupvc.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 Rainhill UPVC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: