30.2 sec in total
994 ms
22.7 sec
6.5 sec
Visit unisa.ac.za now to see the best up-to-date Unisa content for South Africa and also check out these interesting facts you probably never knew about unisa.ac.za
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Visit unisa.ac.zaWe analyzed Unisa.ac.za page load time and found that the first response time was 994 ms and then it took 29.2 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.
unisa.ac.za performance score
name
value
score
weighting
Value10.6 s
0/100
10%
Value20.4 s
0/100
25%
Value33.6 s
0/100
10%
Value5,570 ms
0/100
30%
Value0.242
51/100
15%
Value28.0 s
0/100
10%
994 ms
581 ms
556 ms
868 ms
944 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 96% of them (69 requests) were addressed to the original Unisa.ac.za, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (6.8 sec) belongs to the original domain Unisa.ac.za.
Page size can be reduced by 1.7 MB (39%)
4.3 MB
2.6 MB
In fact, the total size of Unisa.ac.za main page is 4.3 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 2.1 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. This page needs HTML code to be minified as it can gain 29.2 kB, which is 41% 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 65.0 kB or 92% of the original size.
Potential reduce by 1.2 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. Unisa images are well optimized though.
Potential reduce by 1.2 MB
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 1.2 MB or 73% of the original size.
Potential reduce by 462.8 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. Unisa.ac.za needs all CSS files to be minified and compressed as it can save up to 462.8 kB or 86% of the original size.
Number of requests can be reduced by 34 (49%)
70
36
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Unisa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.
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vgn-ext-templating-delivery.css
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foundation-icons.css
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font-awesome.css
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ionicons.css
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listStylesTinyMCE.css
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bootstrap_vanilla_related.css
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theme.css
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claro.css
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jquery-3.1.1.min.js
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bootstrap.min.js
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holder.js
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corporateFunctions.js
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myUnisa-login.js
1920 ms
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unisa%20logo.svg
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analytics.js
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unisa.ac.za 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
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Links do not have a discernible name
<object> elements do not have alternate text
unisa.ac.za 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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
unisa.ac.za 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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Unisa.ac.za can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Unisa.ac.za 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.
unisa.ac.za
Open Graph description is not detected on the main page of Unisa. 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: