Tools & Wizards About Us
virtualradarserver.co.uk screenshot

Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

virtualradarserver.co.uk

Home - Virtual Radar Server

Page Load Speed

1.4 sec in total

First Response

198 ms

Resources Loaded

989 ms

Page Rendered

213 ms

virtualradarserver.co.uk screenshot

About Website

Visit virtualradarserver.co.uk now to see the best up-to-date Virtual Radar Server content for United Kingdom and also check out these interesting facts you probably never knew about virtualradarserver.co.uk

A stand-alone .NET application that displays output from an SBS-1 ADS-B receiver on a Google Maps web page.

Visit virtualradarserver.co.uk

Key Findings

We analyzed Virtualradarserver.co.uk page load time and found that the first response time was 198 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

virtualradarserver.co.uk performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.07

96/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

virtualradarserver.co.uk

198 ms

css

19 ms

icomoon-fonts.css

105 ms

bootstrap.min.css

292 ms

bootstrap-vrs-theme.min.css

209 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 73% of them (11 requests) were addressed to the original Virtualradarserver.co.uk, 20% (3 requests) were made to Fonts.gstatic.com and 7% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (454 ms) belongs to the original domain Virtualradarserver.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 132.7 kB (17%)

Content Size

786.6 kB

After Optimization

653.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Virtualradarserver.co.uk main page is 786.6 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 686.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 5.4 kB

  • Original 7.3 kB
  • After minification 5.6 kB
  • After compression 2.0 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 1.7 kB, which is 24% 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 5.4 kB or 73% of the original size.

Image Optimization

-15%

Potential reduce by 104.3 kB

  • Original 686.9 kB
  • After minification 582.6 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. Obviously, Virtual Radar Server needs image optimization as it can save up to 104.3 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-23%

Potential reduce by 14.0 kB

  • Original 60.8 kB
  • After minification 60.8 kB
  • After compression 46.8 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 14.0 kB or 23% of the original size.

CSS Optimization

-28%

Potential reduce by 9.0 kB

  • Original 31.6 kB
  • After minification 31.6 kB
  • After compression 22.6 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. Virtualradarserver.co.uk needs all CSS files to be minified and compressed as it can save up to 9.0 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (40%)

Requests Now

10

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Virtual Radar Server. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

virtualradarserver.co.uk

virtualradarserver.co.uk

198 ms

css

css

19 ms

icomoon-fonts.css

icomoon-fonts.css

105 ms

bootstrap.min.css

bootstrap.min.css

292 ms

bootstrap-vrs-theme.min.css

bootstrap-vrs-theme.min.css

209 ms

Site.css

Site.css

190 ms

jquery.min.js

jquery.min.js

311 ms

bootstrap.min.js

bootstrap.min.js

199 ms

site.js

site.js

214 ms

Logo.png

Logo.png

111 ms

Home-Background-Stripe.png

Home-Background-Stripe.png

454 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

9 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

14 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

15 ms

icomoon.ttf

icomoon.ttf

100 ms

Accessibility Review

virtualradarserver.co.uk accessibility score

98

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

virtualradarserver.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

virtualradarserver.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 Virtualradarserver.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 Virtualradarserver.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

virtualradarserver.co.uk

Open Graph description is not detected on the main page of Virtual Radar Server. 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: