Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

f1autocentres.com

Tyres, MOT, Servicing, Batteries & Exhausts | F1 Autocentres

Page Load Speed

2 sec in total

First Response

286 ms

Resources Loaded

1.3 sec

Page Rendered

414 ms

f1autocentres.com screenshot

About Website

Welcome to f1autocentres.com homepage info - get ready to check F1 Autocentres best content for United Kingdom right away, or after learning these important things about f1autocentres.com

The UK’s leading autocentre group with over 100 locations. Book online today. Cheap Tyres, MOTs, Servicing, Exhausts, Clutches, Brakes, Shocks & Batteries.

Visit f1autocentres.com

Key Findings

We analyzed F1autocentres.com page load time and found that the first response time was 286 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

f1autocentres.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value590 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0.047

99/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

f1autocentres.com

286 ms

www.f1autocentres.co.uk

416 ms

gtm.js

84 ms

uc.js

58 ms

css2

51 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original F1autocentres.com, 83% (91 requests) were made to F1autocentres.co.uk and 4% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (427 ms) relates to the external source F1autocentres.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 182.8 kB (7%)

Content Size

2.6 MB

After Optimization

2.4 MB

In fact, the total size of F1autocentres.com main page is 2.6 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 89.0 kB

  • Original 105.6 kB
  • After minification 84.8 kB
  • After compression 16.6 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. This page needs HTML code to be minified as it can gain 20.8 kB, which is 20% 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 89.0 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 84.4 kB

  • Original 2.3 MB
  • After minification 2.2 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. F1 Autocentres images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 9.3 kB

  • Original 187.2 kB
  • After minification 187.2 kB
  • After compression 177.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 61 B

  • Original 52.4 kB
  • After minification 52.4 kB
  • After compression 52.4 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. F1autocentres.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 19 (18%)

Requests Now

103

After Optimization

84

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of F1 Autocentres. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

f1autocentres.com accessibility score

62

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

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.

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

f1autocentres.com 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

High

Page has valid source maps

SEO Factors

f1autocentres.com SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 F1autocentres.com 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 F1autocentres.com 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 F1 Autocentres. 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: