5.4 sec in total
134 ms
3.3 sec
2 sec
Visit bt.co.uk now to see the best up-to-date BT content for United Kingdom and also check out these interesting facts you probably never knew about bt.co.uk
From Ultra Fast Full Fibre broadband to TV & Mobile, BT helps UK families, communities & companies reach their potential. Find more BT products here.
Visit bt.co.ukWe analyzed Bt.co.uk page load time and found that the first response time was 134 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
bt.co.uk performance score
name
value
score
weighting
Value3.5 s
34/100
10%
Value6.2 s
11/100
25%
Value9.7 s
11/100
10%
Value19,730 ms
0/100
30%
Value0.094
91/100
15%
Value28.0 s
0/100
10%
134 ms
151 ms
656 ms
701 ms
147 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Bt.co.uk, 19% (9 requests) were made to Assets.adobedtm.com and 2% (1 request) were made to Js-cdn.dynatrace.com. The less responsive or slowest element that took the longest time to load (909 ms) relates to the external source Consent.trustarc.com.
Page size can be reduced by 526.4 kB (31%)
1.7 MB
1.2 MB
In fact, the total size of Bt.co.uk main page is 1.7 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. 75% 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. Images take 947.8 kB which makes up the majority of the site volume.
Potential reduce by 53.1 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 53.1 kB or 73% of the original size.
Potential reduce by 2.8 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. BT images are well optimized though.
Potential reduce by 428.5 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 428.5 kB or 68% of the original size.
Potential reduce by 42.0 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. Bt.co.uk needs all CSS files to be minified and compressed as it can save up to 42.0 kB or 69% of the original size.
Number of requests can be reduced by 22 (51%)
43
21
The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 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 23 to 1 for JavaScripts and as a result speed up the page load time.
www.bt.com
134 ms
picturefill.min.js
151 ms
95b067d34295602_complete.js
656 ms
launch-ENfdadf1bb09d848de85923e05be32e7d1.min.js
701 ms
cb17b6054dd7069fb72c.css
147 ms
759d9d14e50f28319cb6.css
493 ms
cc8a81d2e1f41f925a6e.css
490 ms
polyfills-eef578260fd80f8fff94.js
519 ms
webpack-af8d060cb140570bcfb2.js
487 ms
framework-4239a4840b655e3983af.js
536 ms
main-b36a8b62199cfcfc48d8.js
537 ms
_app-b1b40f75eac9a1268a3e.js
544 ms
e82996df-a6a152ebabc0e79856ca.js
618 ms
807-b713aaa192f28ca05a01.js
543 ms
index-4582f62bf6d984e3abbd.js
619 ms
_buildManifest.js
542 ms
_ssgManifest.js
619 ms
Homepage_ExtCust_MainHero_Desktop.jpg
472 ms
myBT-1.png
453 ms
UpgradeBroadband-1.jpg
453 ms
tv-1.png
623 ms
Sport-1.jpg
638 ms
mobile-1.png
471 ms
Gaming-1.png
606 ms
TVHero-Desktop-ExistingCustomer.jpg
474 ms
New-Sport-Hero-Desktop.jpg
462 ms
sim-desktop-hero.jpg
460 ms
Homepage_ExtCust_MainHero_Desktop.jpg
177 ms
TVHero-Desktop-ExistingCustomer.jpg
184 ms
New-Sport-Hero-Desktop.jpg
183 ms
sim-desktop-hero.jpg
203 ms
chevron.svg
260 ms
BTCurve_W_Rg.3b18a1c73a3e6d9625fa9be621da38cd.woff
115 ms
BTCurve_W_Headline.fda7a5729f0b878a67348ff0bc1ce6d1.woff
127 ms
BTCurve_W_Bd.c05c352c0a98881096fc0d51772b8225.woff
138 ms
PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA
93 ms
AppMeasurement.min.js
157 ms
AppMeasurement_Module_ActivityMap.min.js
156 ms
AppMeasurement_Module_AudienceManagement.min.js
145 ms
notice
909 ms
RCa03154b2b77741aaac013d9887aafbfe-source.min.js
26 ms
jquery-3.4.1.min.js
188 ms
RC2fb0a1a3d0a848c492b260e43023b9fa-source.min.js
155 ms
RC8745969c1dd44d278d314520eb0dfd8c-source.min.js
152 ms
RCc80253f3c65a409488fcb3e870bb3710-source.min.js
151 ms
RC0041ffab2def4106a1af2697fd19017d-source.min.js
151 ms
Homepage_NewCust_MainHero_Desktop.jpg
103 ms
HomePage-TVHero-Desktop.png
104 ms
bt.co.uk accessibility score
bt.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
bt.co.uk SEO score
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bt.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 Bt.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.
bt.co.uk
Open Graph description is not detected on the main page of BT. 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: