Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

audiovisualonline.co.uk

AV.com | UK Home Cinema and Hifi Specialists

Page Load Speed

4.3 sec in total

First Response

251 ms

Resources Loaded

3.7 sec

Page Rendered

272 ms

audiovisualonline.co.uk screenshot

About Website

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

Shop for high quality home cinema & audio visual equipment, cables, furniture, accessories and installation products

Visit audiovisualonline.co.uk

Key Findings

We analyzed Audiovisualonline.co.uk page load time and found that the first response time was 251 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

audiovisualonline.co.uk performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.15

76/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

audiovisualonline.co.uk

251 ms

www.audiovisualonline.co.uk

3025 ms

css

60 ms

common.css

254 ms

home.css

249 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 70% of them (45 requests) were addressed to the original Audiovisualonline.co.uk, 8% (5 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Config1.veinteractive.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Audiovisualonline.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 762.9 kB (38%)

Content Size

2.0 MB

After Optimization

1.2 MB

In fact, the total size of Audiovisualonline.co.uk main page is 2.0 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. 45% of websites need less resources to load. Images take 960.9 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 231.0 kB

  • Original 254.6 kB
  • After minification 204.5 kB
  • After compression 23.6 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 50.1 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 231.0 kB or 91% of the original size.

Image Optimization

-2%

Potential reduce by 19.1 kB

  • Original 960.9 kB
  • After minification 941.8 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. Audiovisualonline images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 436.7 kB

  • Original 675.1 kB
  • After minification 622.8 kB
  • After compression 238.4 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 436.7 kB or 65% of the original size.

CSS Optimization

-80%

Potential reduce by 76.1 kB

  • Original 95.1 kB
  • After minification 94.9 kB
  • After compression 19.0 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. Audiovisualonline.co.uk needs all CSS files to be minified and compressed as it can save up to 76.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (25%)

Requests Now

56

After Optimization

42

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Audiovisualonline. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

audiovisualonline.co.uk accessibility score

98

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.

Best Practices

audiovisualonline.co.uk best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

audiovisualonline.co.uk SEO score

93

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Audiovisualonline.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Audiovisualonline.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 Audiovisualonline. 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: