14.5 sec in total
5.2 sec
9 sec
311 ms
Click here to check amazing Www 0 Cs UCL content for United Kingdom. Otherwise, check out these important facts you probably never knew about www0.cs.ucl.ac.uk
UCL Computer Science is home to some of the world's most influential and creative researchers in the field of computer science.
Visit www0.cs.ucl.ac.ukWe analyzed Www0.cs.ucl.ac.uk page load time and found that the first response time was 5.2 sec and then it took 9.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
www0.cs.ucl.ac.uk performance score
name
value
score
weighting
Value30.3 s
0/100
10%
Value31.2 s
0/100
25%
Value69.0 s
0/100
10%
Value3,250 ms
2/100
30%
Value0.073
96/100
15%
Value53.5 s
0/100
10%
5192 ms
83 ms
316 ms
140 ms
152 ms
Our browser made a total of 128 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Www0.cs.ucl.ac.uk, 31% (40 requests) were made to Ucl.ac.uk and 30% (38 requests) were made to Cdn.ucl.ac.uk. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Www0.cs.ucl.ac.uk.
Page size can be reduced by 93.0 kB (5%)
1.8 MB
1.8 MB
In fact, the total size of Www0.cs.ucl.ac.uk main page is 1.8 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. 70% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 65.0 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 65.0 kB or 80% of the original size.
Potential reduce by 24.9 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. Www 0 Cs UCL images are well optimized though.
Potential reduce by 598 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 2.4 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. Www0.cs.ucl.ac.uk has all CSS files already compressed.
Number of requests can be reduced by 88 (71%)
124
36
The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Www 0 Cs UCL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 57 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.
www0.cs.ucl.ac.uk
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font-awesome.min.css
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www0.cs.ucl.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.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
www0.cs.ucl.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
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
www0.cs.ucl.ac.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
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 Www0.cs.ucl.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 Www0.cs.ucl.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.
www0.cs.ucl.ac.uk
Open Graph data is detected on the main page of Www 0 Cs UCL. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: