Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

radstone-security.co.uk

Radstone Security Systems | CCTV, Security, Intruder Alarms, Access Control, Fire Detection

Page Load Speed

9.1 sec in total

First Response

291 ms

Resources Loaded

8.1 sec

Page Rendered

780 ms

radstone-security.co.uk screenshot

About Website

Welcome to radstone-security.co.uk homepage info - get ready to check Radstone Security best content right away, or after learning these important things about radstone-security.co.uk

CCTV, SECURITY & INTRUDER ALARM INSTALLATION Radstone Security Systems Ltd provide CCTV systems and security installation services in Northamptonshire, Buckinghamshire, Oxfordshire & surrounding areas...

Visit radstone-security.co.uk

Key Findings

We analyzed Radstone-security.co.uk page load time and found that the first response time was 291 ms and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

radstone-security.co.uk performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value21.2 s

0/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.041

99/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

Network Requests Diagram

radstone-security.co.uk

291 ms

radstone-security.co.uk

3065 ms

www.radstone-security.co.uk

3393 ms

autoptimize_eea4015b0be765c0f86c7225e92a6641.css

336 ms

js

70 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 63% of them (45 requests) were addressed to the original Radstone-security.co.uk, 24% (17 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Radstone-security.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 178.5 kB (5%)

Content Size

4.0 MB

After Optimization

3.8 MB

In fact, the total size of Radstone-security.co.uk main page is 4.0 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. 50% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 67.7 kB

  • Original 85.3 kB
  • After minification 85.3 kB
  • After compression 17.6 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 67.7 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 75.1 kB

  • Original 3.6 MB
  • After minification 3.5 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. Radstone Security images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 35.6 kB

  • Original 178.9 kB
  • After minification 178.9 kB
  • After compression 143.3 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 35.6 kB or 20% of the original size.

CSS Optimization

-0%

Potential reduce by 69 B

  • Original 84.6 kB
  • After minification 84.6 kB
  • After compression 84.6 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. Radstone-security.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 25 (49%)

Requests Now

51

After Optimization

26

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Radstone Security. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

radstone-security.co.uk accessibility score

97

Accessibility Issues

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.

Best Practices

radstone-security.co.uk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

radstone-security.co.uk SEO score

100

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

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 Radstone-security.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 Radstone-security.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 Radstone Security. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: