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telstra.co.uk screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

telstra.co.uk

Business & Enterprise Solutions from Telstra UK

Page Load Speed

3.7 sec in total

First Response

12 ms

Resources Loaded

2.9 sec

Page Rendered

812 ms

telstra.co.uk screenshot

About Website

Visit telstra.co.uk now to see the best up-to-date Telstra content and also check out these interesting facts you probably never knew about telstra.co.uk

Telstra UK can provide innovative technology solutions for your business. Get in touch today to see how Telstra Enterprise can help your business.

Visit telstra.co.uk

Key Findings

We analyzed Telstra.co.uk page load time and found that the first response time was 12 ms and then it took 3.7 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

telstra.co.uk performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.133

81/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

telstra.co.uk

12 ms

en.html

244 ms

en

3 ms

en

250 ms

nav.lc-3405882455fdf8e1c2ce2417e8b417dc-lc.min.css

260 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 75% of them (30 requests) were addressed to the original Telstra.co.uk, 8% (3 requests) were made to Assets.adobedtm.com and 8% (3 requests) were made to Telstra.com.au. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source S2144279454.t.eloqua.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 307.6 kB (58%)

Content Size

529.9 kB

After Optimization

222.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Telstra.co.uk main page is 529.9 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. 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. Javascripts take 263.8 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 192.7 kB

  • Original 225.1 kB
  • After minification 169.9 kB
  • After compression 32.5 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 55.2 kB, which is 25% 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 192.7 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 41.0 kB
  • After minification 41.0 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. Telstra images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 115.0 kB

  • Original 263.8 kB
  • After minification 263.6 kB
  • After compression 148.8 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 115.0 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (54%)

Requests Now

28

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Telstra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

telstra.co.uk

telstra.co.uk

12 ms

en.html

en.html

244 ms

en

en

3 ms

en

en

250 ms

nav.lc-3405882455fdf8e1c2ce2417e8b417dc-lc.min.css

nav.lc-3405882455fdf8e1c2ce2417e8b417dc-lc.min.css

260 ms

content.lc-9d258387762340bec26a106c4348a094-lc.min.css

content.lc-9d258387762340bec26a106c4348a094-lc.min.css

326 ms

tecom-comp-content.min.css

tecom-comp-content.min.css

275 ms

launch-95dc99433205.min.js

launch-95dc99433205.min.js

61 ms

countrySelector.js

countrySelector.js

425 ms

statisticTile.js

statisticTile.js

312 ms

search.js

search.js

423 ms

globalOptIn.js

globalOptIn.js

523 ms

content.lc-9d258387762340bec26a106c4348a094-lc.min.js

content.lc-9d258387762340bec26a106c4348a094-lc.min.js

527 ms

core.min.js

core.min.js

585 ms

nav.lc-3405882455fdf8e1c2ce2417e8b417dc-lc.min.js

nav.lc-3405882455fdf8e1c2ce2417e8b417dc-lc.min.js

578 ms

search.lc-1af4f29304e3b8996a7afc5b79d0d68d-lc.min.js

search.lc-1af4f29304e3b8996a7afc5b79d0d68d-lc.min.js

632 ms

nav-lego.lc-51c06e17563a3d8db1319efdb8ba50fc-lc.min.js

nav-lego.lc-51c06e17563a3d8db1319efdb8ba50fc-lc.min.js

638 ms

basic.lc-a032c667d46a00b9f5f8a8bbc29431ce-lc.min.js

basic.lc-a032c667d46a00b9f5f8a8bbc29431ce-lc.min.js

749 ms

tecom-comp-content.min.js

tecom-comp-content.min.js

776 ms

preloader-img-4-1.svg

preloader-img-4-1.svg

430 ms

preloader-img-4-3.svg

preloader-img-4-3.svg

432 ms

t-logo.svg

t-logo.svg

461 ms

able-sprites.svg

able-sprites.svg

462 ms

able-sprites.svg

able-sprites.svg

477 ms

telstra-display-medium.woff

telstra-display-medium.woff

598 ms

telstra-display-regular.woff

telstra-display-regular.woff

646 ms

telstra-akkurat-regular.woff

telstra-akkurat-regular.woff

897 ms

telstra-akkurat-regular.woff

telstra-akkurat-regular.woff

384 ms

telstra-akkurat-light.woff

telstra-akkurat-light.woff

895 ms

telstra-akkurat-light.woff

telstra-akkurat-light.woff

528 ms

telstra-akkurat-bold.woff

telstra-akkurat-bold.woff

869 ms

telstra-akkurat-bold.woff

telstra-akkurat-bold.woff

458 ms

tcom-icons.sprite.svg

tcom-icons.sprite.svg

669 ms

able-dynamic-blue.jpg

able-dynamic-blue.jpg

821 ms

siteanalyze_85263.js

siteanalyze_85263.js

84 ms

elqCfg.min.js

elqCfg.min.js

85 ms

svrGP

svrGP

1001 ms

image.aspx

image.aspx

69 ms

RCfba278e8ca0c468cb81451e5bab02676-source.min.js

RCfba278e8ca0c468cb81451e5bab02676-source.min.js

54 ms

RCee18d7df32874463926bac89ff90c81e-source.min.js

RCee18d7df32874463926bac89ff90c81e-source.min.js

9 ms

Accessibility Review

telstra.co.uk accessibility score

91

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

telstra.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

telstra.co.uk SEO score

79

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Telstra.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 Telstra.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

telstra.co.uk

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