13.2 sec in total
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Click here to check amazing Kallistra content. Otherwise, check out these important facts you probably never knew about kallistra.co.uk
Visit kallistra.co.ukWe analyzed Kallistra.co.uk page load time and found that the first response time was 3.7 sec and then it took 9.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
kallistra.co.uk performance score
name
value
score
weighting
Value4.9 s
11/100
10%
Value68.4 s
0/100
25%
Value25.5 s
0/100
10%
Value4,400 ms
1/100
30%
Value0.136
80/100
15%
Value39.7 s
0/100
10%
3672 ms
248 ms
53 ms
254 ms
255 ms
Our browser made a total of 114 requests to load all elements on the main page. We found that 68% of them (78 requests) were addressed to the original Kallistra.co.uk, 7% (8 requests) were made to Youtube.com and 7% (8 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Kallistra.co.uk.
Page size can be reduced by 3.3 MB (29%)
11.5 MB
8.2 MB
In fact, the total size of Kallistra.co.uk main page is 11.5 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. 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 11.1 MB which makes up the majority of the site volume.
Potential reduce by 49.8 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 49.8 kB or 80% of the original size.
Potential reduce by 3.0 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. Obviously, Kallistra needs image optimization as it can save up to 3.0 MB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 176.1 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 176.1 kB or 60% of the original size.
Potential reduce by 42.2 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. Kallistra.co.uk needs all CSS files to be minified and compressed as it can save up to 42.2 kB or 38% of the original size.
Number of requests can be reduced by 30 (28%)
109
79
The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kallistra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
kallistra.co.uk
3672 ms
main.css
248 ms
jquery-ui.css
53 ms
ui.notify.css
254 ms
jquery.fancybox.css
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jquery-ui-1.8.20.custom.css
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jquery.min.js
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jquery.fancybox-thumbs.js
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kallistra.co.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
kallistra.co.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
kallistra.co.uk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
EN
EN
UTF-8;
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kallistra.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 Kallistra.co.uk main page’s claimed encoding is utf-8;. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
kallistra.co.uk
Open Graph description is not detected on the main page of Kallistra. 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: