Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

bblist.co.uk

BB List - Second hand, pre-owned, used film, tv & video broadcast equipment sales

Page Load Speed

3 sec in total

First Response

447 ms

Resources Loaded

2.3 sec

Page Rendered

211 ms

bblist.co.uk screenshot

About Website

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

Visit bblist.co.uk

Key Findings

We analyzed Bblist.co.uk page load time and found that the first response time was 447 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

bblist.co.uk performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

87/100

25%

SI (Speed Index)

Value3.2 s

91/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value5.2 s

74/100

10%

Network Requests Diagram

bblist.co.uk

447 ms

www.bblist.co.uk

943 ms

style.css

244 ms

live.js

172 ms

site.js

387 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 83% of them (20 requests) were addressed to the original Bblist.co.uk, 8% (2 requests) were made to Seal.geotrust.com and 8% (2 requests) were made to Smarticon.geotrust.com. The less responsive or slowest element that took the longest time to load (943 ms) belongs to the original domain Bblist.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 123.1 kB (73%)

Content Size

167.5 kB

After Optimization

44.4 kB

In fact, the total size of Bblist.co.uk main page is 167.5 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. Only 10% of websites need less resources to load. Javascripts take 79.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 23.0 kB

  • Original 30.1 kB
  • After minification 29.8 kB
  • After compression 7.1 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 23.0 kB or 77% of the original size.

Image Optimization

-38%

Potential reduce by 13.5 kB

  • Original 35.7 kB
  • After minification 22.2 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, BB List needs image optimization as it can save up to 13.5 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-85%

Potential reduce by 67.0 kB

  • Original 79.1 kB
  • After minification 57.1 kB
  • After compression 12.1 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 67.0 kB or 85% of the original size.

CSS Optimization

-87%

Potential reduce by 19.5 kB

  • Original 22.5 kB
  • After minification 17.3 kB
  • After compression 3.0 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. Bblist.co.uk needs all CSS files to be minified and compressed as it can save up to 19.5 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (41%)

Requests Now

22

After Optimization

13

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BB List. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

bblist.co.uk accessibility score

66

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

[role] values are not valid

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

Form elements do not have associated labels

High

<object> elements do not have alternate text

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

bblist.co.uk best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

bblist.co.uk SEO score

62

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

Document uses plugins

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bblist.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 Bblist.co.uk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of BB List. 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: