Tools & Wizards About Us
silverstone-circuit.co.uk screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

silverstone-circuit.co.uk

Silverstone Home Page | Home to the British Grand Prix

Page Load Speed

3.7 sec in total

First Response

276 ms

Resources Loaded

3.1 sec

Page Rendered

286 ms

silverstone-circuit.co.uk screenshot

About Website

Welcome to silverstone-circuit.co.uk homepage info - get ready to check Silverstone Circuit best content for United Kingdom right away, or after learning these important things about silverstone-circuit.co.uk

Welcome to Silverstone, the legendary home of the British Grand Prix and MotoGP events. Dive into thrilling driving experiences and more. Your adventure begins here!

Visit silverstone-circuit.co.uk

Key Findings

We analyzed Silverstone-circuit.co.uk page load time and found that the first response time was 276 ms and then it took 3.4 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

silverstone-circuit.co.uk performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value4,110 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.051

99/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

Network Requests Diagram

silverstone-circuit.co.uk

276 ms

www.silverstone.co.uk

374 ms

jquery-1.9.0.min.js

159 ms

modernizr.custom.08150.js

154 ms

screen.css

247 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Silverstone-circuit.co.uk, 23% (27 requests) were made to Assets.silverstone.co.uk and 16% (19 requests) were made to Silverstone.co.uk. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Assets.silverstone.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 829.3 kB (31%)

Content Size

2.7 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Silverstone-circuit.co.uk main page is 2.7 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 56.8 kB

  • Original 73.0 kB
  • After minification 63.1 kB
  • After compression 16.2 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 9.9 kB, which is 14% 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 56.8 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 23.8 kB

  • Original 1.5 MB
  • After minification 1.5 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. Silverstone Circuit images are well optimized though.

JavaScript Optimization

-60%

Potential reduce by 444.9 kB

  • Original 738.2 kB
  • After minification 683.6 kB
  • After compression 293.3 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 444.9 kB or 60% of the original size.

CSS Optimization

-87%

Potential reduce by 303.8 kB

  • Original 350.6 kB
  • After minification 309.8 kB
  • After compression 46.8 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. Silverstone-circuit.co.uk needs all CSS files to be minified and compressed as it can save up to 303.8 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 64 (62%)

Requests Now

103

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Silverstone Circuit. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

silverstone-circuit.co.uk

silverstone-circuit.co.uk

276 ms

www.silverstone.co.uk

www.silverstone.co.uk

374 ms

jquery-1.9.0.min.js

jquery-1.9.0.min.js

159 ms

modernizr.custom.08150.js

modernizr.custom.08150.js

154 ms

screen.css

screen.css

247 ms

ebOneTag.js

ebOneTag.js

40 ms

www-widgetapi-vfluS_Dp5.js

www-widgetapi-vfluS_Dp5.js

38 ms

iframe_api

iframe_api

87 ms

plugins.js

plugins.js

187 ms

modules.js

modules.js

187 ms

main.js

main.js

188 ms

jquery.cookie.js

jquery.cookie.js

225 ms

jquery.cookiecuttr.js

jquery.cookiecuttr.js

230 ms

jquery-picture-min.js

jquery-picture-min.js

272 ms

js

js

21 ms

hamilton-32.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

hamilton-32.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

402 ms

2015-6-heures-de-silverstone-jr5-1423_hd.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

2015-6-heures-de-silverstone-jr5-1423_hd.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

401 ms

dr1n0008.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

dr1n0008.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

401 ms

si2438_sundayfunday_web_fb_v1aw.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

si2438_sundayfunday_web_fb_v1aw.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

400 ms

single_seater.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

single_seater.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

402 ms

ferrari_2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

ferrari_2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

447 ms

_cmc8531cr2p.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

_cmc8531cr2p.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

482 ms

aston_martin_2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

aston_martin_2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

487 ms

f1_sun_05_jul_2015_0182.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

f1_sun_05_jul_2015_0182.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

572 ms

webp1090878.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

webp1090878.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

564 ms

silverstone_jan_09_027.png__346x298_q85_crop_subsampling-2_upscale.png

silverstone_jan_09_027.png__346x298_q85_crop_subsampling-2_upscale.png

778 ms

tailored_event_logistics.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

tailored_event_logistics.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

595 ms

twitter.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

twitter.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

562 ms

ff_0004.png__346x298_q85_crop_subsampling-2_upscale.png

ff_0004.png__346x298_q85_crop_subsampling-2_upscale.png

849 ms

1286967.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

1286967.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

663 ms

stirling-moss-1.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

stirling-moss-1.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

664 ms

blancpain_2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

blancpain_2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

675 ms

study-centre2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

study-centre2.jpg__346x298_q85_crop_subsampling-2_upscale.jpg

760 ms

siverstoneonice.png__346x298_q85_crop_subsampling-2_upscale.png

siverstoneonice.png__346x298_q85_crop_subsampling-2_upscale.png

1103 ms

si2438_sundayfunday_web_fb_v1aw_-_resized.jpg__707x398_q85_crop_subsampling-2_upscale.jpg

si2438_sundayfunday_web_fb_v1aw_-_resized.jpg__707x398_q85_crop_subsampling-2_upscale.jpg

999 ms

_77a2501.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

_77a2501.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

786 ms

f1_sat_04_jul_2015_0535.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

f1_sat_04_jul_2015_0535.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

844 ms

c87q3691.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

c87q3691.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

857 ms

2015-6-heures-de-silverstone-jr5-1423_hd.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

2015-6-heures-de-silverstone-jr5-1423_hd.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

876 ms

silverstone_jan_09_024.png__707x398_q85_crop_subsampling-2_upscale.png

silverstone_jan_09_024.png__707x398_q85_crop_subsampling-2_upscale.png

1578 ms

webp1090878.jpg__707x398_q85_crop_subsampling-2_upscale.jpg

webp1090878.jpg__707x398_q85_crop_subsampling-2_upscale.jpg

1013 ms

hamilton-01.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

hamilton-01.jpg__290x250_q85_crop_subsampling-2_upscale.jpg

938 ms

silverstone-logo.svg

silverstone-logo.svg

130 ms

investors-in-people.svg

investors-in-people.svg

132 ms

gtm.js

gtm.js

123 ms

Serving

Serving

175 ms

MicroBasket.aspx

MicroBasket.aspx

867 ms

icon-sprite.svg

icon-sprite.svg

202 ms

form-submit-icon.png

form-submit-icon.png

157 ms

i.js

i.js

122 ms

www-widgetapi.js

www-widgetapi.js

67 ms

piwik.js

piwik.js

363 ms

countdown-bg.png

countdown-bg.png

177 ms

jquery.responsiveticker.js

jquery.responsiveticker.js

178 ms

BebasNeue-webfont.woff

BebasNeue-webfont.woff

169 ms

fsjoey-webfont.woff

fsjoey-webfont.woff

255 ms

roundtrip.js

roundtrip.js

26 ms

analytics.js

analytics.js

22 ms

conversion_async.js

conversion_async.js

69 ms

fbds.js

fbds.js

18 ms

fbevents.js

fbevents.js

65 ms

buttons.js

buttons.js

132 ms

activityi;src=4378441;type=Gener0;cat=AllPa0;ord=6235022081481;~oref=http%3A%2F%2Fwww.silverstone.co.uk%2F

activityi;src=4378441;type=Gener0;cat=AllPa0;ord=6235022081481;~oref=http%3A%2F%2Fwww.silverstone.co.uk%2F

117 ms

linkid.js

linkid.js

85 ms

163 ms

150 ms

106 ms

105 ms

collect

collect

54 ms

jquery.responsiveticker.js

jquery.responsiveticker.js

131 ms

loader.js

loader.js

113 ms

0

0

135 ms

XUJ4KUCOP5CXXLINOT4QY4.js

XUJ4KUCOP5CXXLINOT4QY4.js

206 ms

piwik.php

piwik.php

271 ms

475 ms

js

js

37 ms

ga-audiences

ga-audiences

562 ms

img

img

26 ms

iframe

iframe

29 ms

9 ms

out

out

9 ms

37 ms

out

out

12 ms

out

out

13 ms

out

out

14 ms

out

out

16 ms

out

out

26 ms

out

out

16 ms

out

out

25 ms

img

img

40 ms

u.php

u.php

48 ms

img

img

38 ms

sync

sync

23 ms

adsct

adsct

90 ms

pixel

pixel

47 ms

258 ms

bounce

bounce

15 ms

377928.gif

377928.gif

9 ms

u.php

u.php

42 ms

in

in

6 ms

sd

sd

72 ms

MicroBasket.aspx

MicroBasket.aspx

633 ms

font-awesome.css

font-awesome.css

45 ms

custom.modernizr.js

custom.modernizr.js

82 ms

0-normalize.css

0-normalize.css

163 ms

1-foundation.min-5.2.1.css

1-foundation.min-5.2.1.css

641 ms

2-ebiz.css

2-ebiz.css

400 ms

5-client.Silverstone.css

5-client.Silverstone.css

401 ms

7-MicroBasket.css

7-MicroBasket.css

242 ms

8-stadiums.css

8-stadiums.css

253 ms

8-stadiums.Silverstone.css

8-stadiums.Silverstone.css

254 ms

WebResource.axd

WebResource.axd

322 ms

ScriptResource.axd

ScriptResource.axd

569 ms

ScriptResource.axd

ScriptResource.axd

410 ms

tag.js

tag.js

51 ms

pixel

pixel

17 ms

img

img

17 ms

Silverstone.css

Silverstone.css

81 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

3 ms

capture-apps-4.5.0.js

capture-apps-4.5.0.js

8 ms

Accessibility Review

silverstone-circuit.co.uk accessibility score

81

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

silverstone-circuit.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

silverstone-circuit.co.uk SEO score

77

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 Silverstone-circuit.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 Silverstone-circuit.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

silverstone-circuit.co.uk

Open Graph description is not detected on the main page of Silverstone Circuit. 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: