3.9 sec in total
364 ms
3.1 sec
511 ms
Welcome to acm.ac.uk homepage info - get ready to check ACM best content for United Kingdom right away, or after learning these important things about acm.ac.uk
Discover ACM's cross-disciplinary approach to teaching. From music performance & production to sound engineering to games development, visual arts & business.
Visit acm.ac.ukWe analyzed Acm.ac.uk page load time and found that the first response time was 364 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
acm.ac.uk performance score
name
value
score
weighting
Value5.0 s
10/100
10%
Value7.1 s
5/100
25%
Value6.8 s
35/100
10%
Value1,940 ms
8/100
30%
Value0.003
100/100
15%
Value16.7 s
5/100
10%
364 ms
444 ms
177 ms
22 ms
22 ms
Our browser made a total of 152 requests to load all elements on the main page. We found that 3% of them (5 requests) were addressed to the original Acm.ac.uk, 77% (117 requests) were made to 2k6rdi1ldku625c2mfpsfiwu.wpengine.netdna-cdn.com and 4% (6 requests) were made to Acm2015.wpengine.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Chat.freshdesk.com.
Page size can be reduced by 2.9 MB (32%)
9.2 MB
6.3 MB
In fact, the total size of Acm.ac.uk main page is 9.2 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. 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. Images take 5.8 MB which makes up the majority of the site volume.
Potential reduce by 104.1 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 104.1 kB or 82% of the original size.
Potential reduce by 245.7 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. ACM images are well optimized though.
Potential reduce by 923.8 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 923.8 kB or 65% of the original size.
Potential reduce by 1.6 MB
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. Acm.ac.uk needs all CSS files to be minified and compressed as it can save up to 1.6 MB or 87% of the original size.
Number of requests can be reduced by 105 (72%)
146
41
The browser has sent 146 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ACM. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 56 to 1 for JavaScripts and from 46 to 1 for CSS and as a result speed up the page load time.
acm.ac.uk
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www.acm.ac.uk
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acm.ac.uk accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
acm.ac.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
Page has valid source maps
acm.ac.uk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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 Acm.ac.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 Acm.ac.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.
acm.ac.uk
Open Graph data is detected on the main page of ACM. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: