Tools & Wizards About Us

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

kbt.co.uk

Fabric wholesalers | Open to Public Birmingham UK | KBT LTD

Page Load Speed

3.7 sec in total

First Response

262 ms

Resources Loaded

2.9 sec

Page Rendered

491 ms

About Website

Click here to check amazing KBT content. Otherwise, check out these important facts you probably never knew about kbt.co.uk

Fabric Wholesalers, fabrics to the trade we stock a wide range of fabrics for all types of application, for outdoor fabric, indoor display fabrics, cotton and canvas fabrics, upholstery fabrics free f...

Visit kbt.co.uk

Key Findings

We analyzed Kbt.co.uk page load time and found that the first response time was 262 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

kbt.co.uk performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

38/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.607

10/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

kbt.co.uk

262 ms

kbt.co.uk

956 ms

jquery-2.1.1.min.js

155 ms

bootstrap.min.css

301 ms

bootstrap.min.js

225 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 91% of them (77 requests) were addressed to the original Kbt.co.uk, 4% (3 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Kbt.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 648.8 kB (12%)

Content Size

5.5 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kbt.co.uk main page is 5.5 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. 55% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 90.1 kB

  • Original 103.8 kB
  • After minification 88.6 kB
  • After compression 13.7 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 15.2 kB, which is 15% 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 90.1 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 212.0 kB

  • Original 4.7 MB
  • After minification 4.5 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. KBT images are well optimized though.

JavaScript Optimization

-53%

Potential reduce by 345.2 kB

  • Original 655.5 kB
  • After minification 655.5 kB
  • After compression 310.2 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 345.2 kB or 53% of the original size.

CSS Optimization

-4%

Potential reduce by 1.5 kB

  • Original 37.5 kB
  • After minification 37.5 kB
  • After compression 36.0 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. Kbt.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (19%)

Requests Now

79

After Optimization

64

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of KBT. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kbt.co.uk accessibility score

79

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

Links do not have a discernible name

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

kbt.co.uk 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

kbt.co.uk SEO score

84

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

High

robots.txt is not valid

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 Kbt.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 Kbt.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 data is detected on the main page of KBT. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: