Access uk.cdw.com. IT Company | Technology Services & Products

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value710 ms

41/100

30%

CLS (Cumulative Layout Shift)

Value0.326

35/100

15%

TTI (Time to Interactive)

Value13.4 s

11/100

10%

www.uk.cdw.com

324 ms

dbdec0e18bc79a844b85d873d32e8a25a82644ec486

44 ms

OtAutoBlock.js

45 ms

otSDKStub.js

59 ms

css2

42 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 81% of them (42 requests) were addressed to the original Uk.cdw.com, 6% (3 requests) were made to Cdn.cookielaw.org and 6% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (324 ms) belongs to the original domain Uk.cdw.com.

Content Size

2.9 MB

After Optimization

2.0 MB

In fact, the total size of Uk.cdw.com main page is 2.9 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. 65% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 410.9 kB

Original 479.1 kB
After minification 336.0 kB
After compression 68.2 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 143.2 kB, which is 30% 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 410.9 kB or 86% of the original size.

Image Optimization

-5%

Potential reduce by 87.5 kB

Original 1.8 MB
After minification 1.7 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. UK CDW images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 135.2 kB

Original 309.6 kB
After minification 309.6 kB
After compression 174.4 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 135.2 kB or 44% of the original size.

CSS Optimization

-81%

Potential reduce by 296.0 kB

Original 365.7 kB
After minification 365.6 kB
After compression 69.6 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. Uk.cdw.com needs all CSS files to be minified and compressed as it can save up to 296.0 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of UK CDW. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Uk.cdw.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 Uk.cdw.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

uk.cdw.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

IT Company | Technology Services & Products | CDW UK

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.uk.cdw.com

dbdec0e18bc79a844b85d873d32e8a25a82644ec486

OtAutoBlock.js

otSDKStub.js

css2

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.uk.cdw.com

dbdec0e18bc79a844b85d873d32e8a25a82644ec486

OtAutoBlock.js

otSDKStub.js

css2

css2

jquery.min.js

scripts.js

0d64b6f8-2a35-4ddf-8029-ce7d78222ea1.json

styles.css

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