2.8 sec in total
195 ms
2.1 sec
569 ms
Visit channel4.co.uk now to see the best up-to-date Channel 4 content for United Kingdom and also check out these interesting facts you probably never knew about channel4.co.uk
Watch your favourite shows online, from Channel 4, E4 and Walter Presents
Visit channel4.co.ukWe analyzed Channel4.co.uk page load time and found that the first response time was 195 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
channel4.co.uk performance score
name
value
score
weighting
Value6.8 s
2/100
10%
Value15.7 s
0/100
25%
Value12.9 s
2/100
10%
Value6,370 ms
0/100
30%
Value0
100/100
15%
Value16.1 s
6/100
10%
195 ms
342 ms
18 ms
28 ms
434 ms
Our browser made a total of 183 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Channel4.co.uk, 73% (134 requests) were made to Ic.c4assets.com and 8% (14 requests) were made to Static.bips.channel4.com. The less responsive or slowest element that took the longest time to load (489 ms) relates to the external source 4id.channel4.com.
Page size can be reduced by 597.1 kB (77%)
770.5 kB
173.4 kB
In fact, the total size of Channel4.co.uk main page is 770.5 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. 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 398.4 kB which makes up the majority of the site volume.
Potential reduce by 184.3 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 40.3 kB, which is 20% 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 184.3 kB or 91% of the original size.
Potential reduce by 0 B
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. Channel 4 images are well optimized though.
Potential reduce by 270.4 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 270.4 kB or 68% of the original size.
Potential reduce by 142.4 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. Channel4.co.uk needs all CSS files to be minified and compressed as it can save up to 142.4 kB or 85% of the original size.
Number of requests can be reduced by 19 (11%)
172
153
The browser has sent 172 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Channel 4. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
channel4.co.uk
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channel4.co.uk accessibility score
ARIA
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.
Impact
Issue
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
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
Image elements do not have [alt] attributes
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
channel4.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
channel4.co.uk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Channel4.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 Channel4.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.
channel4.co.uk
Open Graph description is not detected on the main page of Channel 4. 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: