26 sec in total
1.5 sec
19.7 sec
4.8 sec
Welcome to uj.ac.za homepage info - get ready to check UJ best content for South Africa right away, or after learning these important things about uj.ac.za
University of Johannesburg (UJ) is in Johannesburg Gauteng South Africa. It offers undergraduate, postgraduate, online studies to students.
Visit uj.ac.zaWe analyzed Uj.ac.za page load time and found that the first response time was 1.5 sec and then it took 24.5 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.
uj.ac.za performance score
name
value
score
weighting
Value7.6 s
0/100
10%
Value8.1 s
2/100
25%
Value15.8 s
0/100
10%
Value1,910 ms
8/100
30%
Value0.354
31/100
15%
Value15.6 s
6/100
10%
1499 ms
1401 ms
2058 ms
574 ms
1434 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 92% of them (60 requests) were addressed to the original Uj.ac.za, 3% (2 requests) were made to Fonts.googleapis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Uj.ac.za.
Page size can be reduced by 3.2 MB (71%)
4.5 MB
1.3 MB
In fact, the total size of Uj.ac.za main page is 4.5 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. 65% of websites need less resources to load. Javascripts take 2.8 MB which makes up the majority of the site volume.
Potential reduce by 124.5 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 15.7 kB, which is 11% 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 124.5 kB or 85% of the original size.
Potential reduce by 126.1 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. Obviously, UJ needs image optimization as it can save up to 126.1 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 2.0 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 2.0 MB or 73% of the original size.
Potential reduce by 919.5 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. Uj.ac.za needs all CSS files to be minified and compressed as it can save up to 919.5 kB or 87% of the original size.
Number of requests can be reduced by 45 (74%)
61
16
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of UJ. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
uj.ac.za
1499 ms
www.uj.ac.za
1401 ms
www.uj.ac.za
2058 ms
corev15.css
574 ms
init.js
1434 ms
ScriptResource.axd
1242 ms
blank.js
870 ms
ScriptResource.axd
1078 ms
bootstrap.css
2676 ms
bootstrap-custom.css
1079 ms
theme.css
1199 ms
modernizr.2.6.2.custom.min.js
2809 ms
jquery-1.8.3.min.js
2874 ms
bootstrap.min.js
2809 ms
bootstrap-custom.js
2870 ms
WebResource.axd
2841 ms
jquery-1.9.1.min.js
2843 ms
Concero.Proteus.css
2841 ms
slippry.css
2841 ms
Concero.Proteus.js
2841 ms
Concero.Proteus.Controls.js
2827 ms
Concero.Proteus.WebParts.js
2812 ms
slippry.min.js
2877 ms
Proteus.css
2876 ms
proteusnews.css
2863 ms
mainnewstabs.js
2842 ms
js
2842 ms
QuickLinks.js
2841 ms
SideNavigation.js
2800 ms
sharepoint.css
600 ms
branding.css
600 ms
fonts.css
602 ms
navigation.css
461 ms
homeWebParts.css
460 ms
otherWebParts.css
459 ms
graduateList.css
581 ms
FadaStructuralNav.css
631 ms
bootstrap-treeview.css
583 ms
css
341 ms
css
362 ms
analytics.js
672 ms
spcommon.png
798 ms
img_facebook_link.png
688 ms
img_twitter_link.png
725 ms
img_linkedin_link.png
725 ms
img_rss_link.png
705 ms
img_youtube_link.png
705 ms
searchresultui.png
705 ms
uj-logo.png
1064 ms
ajax-loader.gif
746 ms
Top50Under50.png
1968 ms
GenericTopRanked.png
1967 ms
arwu.jpg
1208 ms
timeshighereducation.jpg
1700 ms
collect
213 ms
collect
916 ms
img_searchbutton.png
427 ms
topNavArrow_alternate.png
592 ms
TitleArrows.png
598 ms
WhiteOut.png
462 ms
initstrings.js
1470 ms
sp.init.js
1469 ms
items
712 ms
strings.js
546 ms
core.js
1236 ms
uj.ac.za accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
uj.ac.za 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
uj.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
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 Uj.ac.za 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 Uj.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.
uj.ac.za
Open Graph description is not detected on the main page of UJ. 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: