Tools & Wizards About Us
tv.bt.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

tv.bt.com

BT TV | Get the Best TV All in One Place | BT | BT TV

Page Load Speed

3.5 sec in total

First Response

118 ms

Resources Loaded

2.6 sec

Page Rendered

827 ms

tv.bt.com screenshot

About Website

Visit tv.bt.com now to see the best up-to-date TV BT content for United Kingdom and also check out these interesting facts you probably never knew about tv.bt.com

Welcome to BT TV, with all the best TV channels and streaming services in one place. Browse exclusive channels, BT TV boxes, packages and more today.

Visit tv.bt.com

Key Findings

We analyzed Tv.bt.com page load time and found that the first response time was 118 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 55% of websites can load faster.

Performance Metrics

tv.bt.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value14.4 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value26,690 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.094

91/100

15%

TTI (Time to Interactive)

Value36.6 s

0/100

10%

Network Requests Diagram

tv.bt.com

118 ms

common-reset.css

123 ms

header.css

142 ms

common.css

125 ms

font.css

11 ms

Our browser made a total of 181 requests to load all elements on the main page. We found that 26% of them (47 requests) were addressed to the original Tv.bt.com, 18% (33 requests) were made to Img01.bt.co.uk and 11% (20 requests) were made to Api-public.addthis.com. The less responsive or slowest element that took the longest time to load (734 ms) belongs to the original domain Tv.bt.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.7 MB (55%)

Content Size

4.8 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tv.bt.com main page is 4.8 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. 85% 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. Javascripts take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 747.6 kB

  • Original 903.7 kB
  • After minification 853.1 kB
  • After compression 156.0 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 747.6 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 32.2 kB

  • Original 1.2 MB
  • After minification 1.2 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. TV BT images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 1.6 MB

  • Original 2.2 MB
  • After minification 2.2 MB
  • After compression 666.6 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 1.6 MB or 70% of the original size.

CSS Optimization

-73%

Potential reduce by 300.6 kB

  • Original 414.5 kB
  • After minification 412.4 kB
  • After compression 113.9 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. Tv.bt.com needs all CSS files to be minified and compressed as it can save up to 300.6 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 67 (40%)

Requests Now

169

After Optimization

102

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 169 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TV BT. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tv.bt.com

tv.bt.com

118 ms

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header.css

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cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

76 ms

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DXI1ORHCpsQm3Vp6mXoaTZS3E-kSBmtLoNJPDtbj2Pk.ttf

84 ms

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k3k702ZOKiLJc3WVjuplzJS3E-kSBmtLoNJPDtbj2Pk.ttf

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iframe.html

iframe.html

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18282615995960836565

18282615995960836565

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push

push

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Accessibility Review

tv.bt.com 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

tv.bt.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

tv.bt.com SEO score

100

Search Engine Optimization Advices

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 Tv.bt.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 Tv.bt.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

tv.bt.com

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