Report Summary

  • 39

    Performance

    Renders faster than
    59% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

Page Load Speed

2.7 sec in total

First Response

765 ms

Resources Loaded

1.5 sec

Page Rendered

369 ms

advanced-drivingschool.co.uk screenshot

About Website

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Key Findings

We analyzed Advanced-drivingschool.co.uk page load time and found that the first response time was 765 ms and then it took 1.9 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

advanced-drivingschool.co.uk performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value730 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value10.0 s

27/100

10%

Network Requests Diagram

advanced-drivingschool.co.uk

765 ms

system.base.css

113 ms

system.menus.css

180 ms

system.messages.css

194 ms

system.theme.css

181 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that all of those requests were addressed to Advanced-drivingschool.co.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (765 ms) belongs to the original domain Advanced-drivingschool.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.2 kB (71%)

Content Size

170.8 kB

After Optimization

49.6 kB

In fact, the total size of Advanced-drivingschool.co.uk main page is 170.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 96.1 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 13.0 kB

  • Original 19.4 kB
  • After minification 18.6 kB
  • After compression 6.3 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 13.0 kB or 67% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 3.5 kB
  • After minification 3.5 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. Advanced Drivingschool images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 67.1 kB

  • Original 96.1 kB
  • After minification 83.8 kB
  • After compression 29.0 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 67.1 kB or 70% of the original size.

CSS Optimization

-79%

Potential reduce by 41.1 kB

  • Original 51.8 kB
  • After minification 38.1 kB
  • After compression 10.7 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. Advanced-drivingschool.co.uk needs all CSS files to be minified and compressed as it can save up to 41.1 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (71%)

Requests Now

17

After Optimization

5

The browser has sent 17 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Advanced Drivingschool. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

advanced-drivingschool.co.uk accessibility score

92

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

Image elements do not have [alt] attributes

Best Practices

advanced-drivingschool.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

advanced-drivingschool.co.uk SEO score

86

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

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

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 Advanced-drivingschool.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 Advanced-drivingschool.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 Advanced Drivingschool. 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: