Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

Page Load Speed

5.8 sec in total

First Response

2.1 sec

Resources Loaded

3.6 sec

Page Rendered

151 ms

simulation-systems.co.uk screenshot

About Website

Visit simulation-systems.co.uk now to see the best up-to-date Simulation Systems content for United Kingdom and also check out these interesting facts you probably never knew about simulation-systems.co.uk

Simulation Systems Ltd - bluetooth traffic flow monitoring, motorway control systems, smart motorways, road technology, digital CCTV, message signs

Visit simulation-systems.co.uk

Key Findings

We analyzed Simulation-systems.co.uk page load time and found that the first response time was 2.1 sec and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

simulation-systems.co.uk performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value2.5 s

97/100

10%

TBT (Total Blocking Time)

Value200 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value0.062

97/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

simulation-systems.co.uk

2051 ms

jquery-1.4.2.min.js

588 ms

styles.css

409 ms

common.js

315 ms

ga.js

33 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 92% of them (22 requests) were addressed to the original Simulation-systems.co.uk, 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Simulation-systems.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.4 kB (32%)

Content Size

228.9 kB

After Optimization

156.5 kB

In fact, the total size of Simulation-systems.co.uk main page is 228.9 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. Only 10% of websites need less resources to load. Images take 115.0 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 5.2 kB

  • Original 8.0 kB
  • After minification 7.4 kB
  • After compression 2.8 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 5.2 kB or 65% of the original size.

Image Optimization

-5%

Potential reduce by 6.0 kB

  • Original 115.0 kB
  • After minification 109.0 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. Simulation Systems images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 50.2 kB

  • Original 92.3 kB
  • After minification 90.4 kB
  • After compression 42.1 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 50.2 kB or 54% of the original size.

CSS Optimization

-81%

Potential reduce by 11.0 kB

  • Original 13.6 kB
  • After minification 10.2 kB
  • After compression 2.6 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. Simulation-systems.co.uk needs all CSS files to be minified and compressed as it can save up to 11.0 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (22%)

Requests Now

23

After Optimization

18

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Simulation Systems. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Accessibility Review

simulation-systems.co.uk accessibility score

86

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.

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

<frame> or <iframe> elements do not have a title

Best Practices

simulation-systems.co.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

simulation-systems.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

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Simulation-systems.co.uk can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Simulation-systems.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 Simulation Systems. 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: