18.7 sec in total
689 ms
17.7 sec
301 ms
Welcome to cs.york.ac.uk homepage info - get ready to check Cs York best content for China right away, or after learning these important things about cs.york.ac.uk
Information about one of the UK's top Computer Science departments, with excellence in teaching, research and strong industrial partnerships.
Visit cs.york.ac.ukWe analyzed Cs.york.ac.uk page load time and found that the first response time was 689 ms and then it took 18 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
cs.york.ac.uk performance score
name
value
score
weighting
Value4.5 s
15/100
10%
Value8.3 s
2/100
25%
Value6.6 s
37/100
10%
Value4,810 ms
0/100
30%
Value1
2/100
15%
Value14.3 s
9/100
10%
689 ms
2037 ms
594 ms
835 ms
829 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 42% of them (30 requests) were addressed to the original Cs.york.ac.uk, 39% (28 requests) were made to Pbs.twimg.com and 6% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (9 sec) belongs to the original domain Cs.york.ac.uk.
Page size can be reduced by 176.6 kB (11%)
1.5 MB
1.4 MB
In fact, the total size of Cs.york.ac.uk main page is 1.5 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. 60% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 14.5 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 3.6 kB, which is 19% 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 14.5 kB or 76% of the original size.
Potential reduce by 83.8 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. Cs York images are well optimized though.
Potential reduce by 18.6 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 18.6 kB or 43% of the original size.
Potential reduce by 59.7 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. Cs.york.ac.uk needs all CSS files to be minified and compressed as it can save up to 59.7 kB or 85% of the original size.
Number of requests can be reduced by 21 (31%)
68
47
The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cs York. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
cs.york.ac.uk
689 ms
www.cs.york.ac.uk
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standard_styles.20140801.css
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customise.css
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rqf.css
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cs.york.ac.uk accessibility score
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
cs.york.ac.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
cs.york.ac.uk SEO score
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
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cs.york.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 Cs.york.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.
cs.york.ac.uk
Open Graph description is not detected on the main page of Cs York. 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: