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o2-uktech.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

o2-uktech.com

O2 | Mobile Phones, Mobile Broadband & Sim Only Deals

Page Load Speed

116.3 sec in total

First Response

421 ms

Resources Loaded

75.2 sec

Page Rendered

40.7 sec

o2-uktech.com screenshot

About Website

Click here to check amazing O2 Uktech content. Otherwise, check out these important facts you probably never knew about o2-uktech.com

Find phones, tablets, mobile broadband, and sim only deals on the UK’s Best Network for Coverage. Find out more about My O2, Priority, O2 Refresh, O2 Wifi and much more, at O2.co.uk.

Visit o2-uktech.com

Key Findings

We analyzed O2-uktech.com page load time and found that the first response time was 421 ms and then it took 115.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

o2-uktech.com performance score

0

Network Requests Diagram

o2-uktech.com

421 ms

www.o2.co.uk

161 ms

www.o2.co.uk

603 ms

main.css

398 ms

combo

1082 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original O2-uktech.com, 55% (52 requests) were made to O2.co.uk and 37% (35 requests) were made to Static-www.o2.co.uk. The less responsive or slowest element that took the longest time to load (8.1 sec) relates to the external source Static-www.o2.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 703.9 kB (40%)

Content Size

1.7 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of O2-uktech.com 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. 80% 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 844.2 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 236.6 kB

  • Original 265.9 kB
  • After minification 181.9 kB
  • After compression 29.2 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 84.0 kB, which is 32% 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 236.6 kB or 89% of the original size.

Image Optimization

-16%

Potential reduce by 134.7 kB

  • Original 844.2 kB
  • After minification 709.5 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, O2 Uktech needs image optimization as it can save up to 134.7 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-49%

Potential reduce by 242.6 kB

  • Original 499.6 kB
  • After minification 402.2 kB
  • After compression 257.0 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 242.6 kB or 49% of the original size.

CSS Optimization

-67%

Potential reduce by 89.9 kB

  • Original 133.3 kB
  • After minification 133.0 kB
  • After compression 43.4 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. O2-uktech.com needs all CSS files to be minified and compressed as it can save up to 89.9 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (57%)

Requests Now

83

After Optimization

36

  • Images
  • JavaScript
  • CSS

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of O2 Uktech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

o2-uktech.com

o2-uktech.com

421 ms

www.o2.co.uk

www.o2.co.uk

161 ms

www.o2.co.uk

www.o2.co.uk

603 ms

main.css

main.css

398 ms

combo

combo

1082 ms

clay.css

clay.css

2302 ms

main.css

main.css

1935 ms

combo

combo

2146 ms

js_loader_config

js_loader_config

2115 ms

combo

combo

3768 ms

combo

combo

3766 ms

combo

combo

3891 ms

js_bundle_config

js_bundle_config

3767 ms

combo

combo

3766 ms

main.css

main.css

3766 ms

combo

combo

4151 ms

o2main.css

o2main.css

4502 ms

slick.css

slick.css

4151 ms

slick-theme.css

slick-theme.css

4149 ms

utag.sync.js

utag.sync.js

4147 ms

main_o2.js

main_o2.js

4762 ms

hidden.module.css

hidden.module.css

3935 ms

global-nav.min.css

global-nav.min.css

4369 ms

slick.css

slick.css

4759 ms

style.css

style.css

4825 ms

search.js

search.js

8071 ms

answerstemplates.compiled.min.js

answerstemplates.compiled.min.js

3757 ms

answers.min.js

answers.min.js

4246 ms

global-nav-webpack.js

global-nav-webpack.js

5066 ms

lazyload.js

lazyload.js

4823 ms

load.js

load.js

4142 ms

answers.css

answers.css

4097 ms

ae8bce7a-1e8b-8fb6-a203-11a55d1e05a5

ae8bce7a-1e8b-8fb6-a203-11a55d1e05a5

3687 ms

main.css

main.css

4248 ms

main.css

main.css

4121 ms

main.css

main.css

4247 ms

staging.js

staging.js

4120 ms

staging_branch.js

staging_branch.js

4511 ms

staging_version.js

staging_version.js

4510 ms

main.css

main.css

4510 ms

main.css

main.css

4413 ms

main.css

main.css

4413 ms

main.js

main.js

4718 ms

aui_deprecated.css

aui_deprecated.css

3177 ms

font_awesome.css

font_awesome.css

2603 ms

utag.js

utag.js

1411 ms

icons.png

icons.png

419 ms

arrow-down-white-574x2.png

arrow-down-white-574x2.png

419 ms

arrowbig.png

arrowbig.png

522 ms

quick-links-apple-1100.png

quick-links-apple-1100.png

426 ms

quick-links-samsung-1100.png

quick-links-samsung-1100.png

539 ms

quick-links-oppo-1100%5B1%5D.png

quick-links-oppo-1100%5B1%5D.png

427 ms

quick-links-google-1100.png

quick-links-google-1100.png

426 ms

quick-links-sony-1100.png

quick-links-sony-1100.png

539 ms

5g-why-o2-thumbnail-dark-140220.jpg

5g-why-o2-thumbnail-dark-140220.jpg

540 ms

why-o2-thumbnail-dark-260220.jpg

why-o2-thumbnail-dark-260220.jpg

659 ms

global-nav-community-image-070519.jpg

global-nav-community-image-070519.jpg

657 ms

close_search.png

close_search.png

658 ms

spinner-trans20.gif

spinner-trans20.gif

659 ms

find-a-store%402x_0.png

find-a-store%402x_0.png

657 ms

check-network%402x_0.png

check-network%402x_0.png

658 ms

my-o2%402x_0.png

my-o2%402x_0.png

583 ms

track-order%402x.png

track-order%402x.png

851 ms

search%402x_0.png

search%402x_0.png

851 ms

facebook%402x_0.png

facebook%402x_0.png

850 ms

youtube%402x_0.png

youtube%402x_0.png

848 ms

twitter%402x_0.png

twitter%402x_0.png

849 ms

instagram%402x.png

instagram%402x.png

933 ms

35bdb841-cfd7-0012-030d-d6b4a25260a4

35bdb841-cfd7-0012-030d-d6b4a25260a4

848 ms

f5176183-9e54-28ca-b280-f1a766ebcaef

f5176183-9e54-28ca-b280-f1a766ebcaef

934 ms

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4167ef1a-ca6c-d909-25eb-b47e60db4818

848 ms

6a5c915c-bb27-0906-cc5d-88bb5897a163

6a5c915c-bb27-0906-cc5d-88bb5897a163

846 ms

ce9a6d92-69f9-17bb-5e2b-cd939162ff4b

ce9a6d92-69f9-17bb-5e2b-cd939162ff4b

847 ms

frutiger-55roman.woff

frutiger-55roman.woff

205 ms

frutiger-55roman.woff

frutiger-55roman.woff

3459 ms

basket-item-574x2.png

basket-item-574x2.png

1349 ms

search-hover@2x.png

search-hover@2x.png

496 ms

frutiger-45light.woff

frutiger-45light.woff

474 ms

frutiger-45light.woff

frutiger-45light.woff

474 ms

o2-icon-font.ttf

o2-icon-font.ttf

476 ms

o2-icon-font.woff

o2-icon-font.woff

476 ms

743c5994-951a-dd88-da96-8409862e18cb

743c5994-951a-dd88-da96-8409862e18cb

880 ms

frutiger-65bold.woff

frutiger-65bold.woff

1509 ms

frutiger-65bold.woff

frutiger-65bold.woff

1509 ms

f414da52-fb0b-49f5-0e50-76ab65dfe3de

f414da52-fb0b-49f5-0e50-76ab65dfe3de

93 ms

1903bb70-7cd1-6f68-6d71-80e2027e1592

1903bb70-7cd1-6f68-6d71-80e2027e1592

181 ms

d90b7885-6a92-b1c9-035c-48af3f4a7ab8

d90b7885-6a92-b1c9-035c-48af3f4a7ab8

141 ms

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fbd0c72d-e481-9ecf-4136-41b66ca52adf

1339 ms

3cb3f8f0-2e53-93ac-6f85-42594a345936

3cb3f8f0-2e53-93ac-6f85-42594a345936

5265 ms

o2-flurry-bubbles.png

o2-flurry-bubbles.png

4004 ms

arrow-fwd.png

arrow-fwd.png

440 ms

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330c0922-25b0-6b3f-1617-47dc3b82c1ad

306 ms

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3b597b19-4527-80c0-ed73-b64c5bccb4ff

435 ms

arrow-right.svg

arrow-right.svg

307 ms

SEO Factors

o2-uktech.com SEO score

0

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 O2-uktech.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 O2-uktech.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

o2-uktech.com

Open Graph description is not detected on the main page of O2 Uktech. 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: