Access v-mil-lnx1.nwu.ac.za. Library Catalogue of the North-West University

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

v-mil-lnx1.nwu.ac.za

653 ms

sierra.nwu.ac.za

1491 ms

ProStyles.css

257 ms

styles.css

505 ms

elcontent.js

666 ms

Our browser made a total of 18 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original V-mil-lnx1.nwu.ac.za, 94% (17 requests) were made to Sierra.nwu.ac.za. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Sierra.nwu.ac.za.

Content Size

22.9 kB

After Optimization

10.0 kB

In fact, the total size of V-mil-lnx1.nwu.ac.za main page is 22.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 11.7 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 8.5 kB

Original 11.2 kB
After minification 7.4 kB
After compression 2.6 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 3.7 kB, which is 34% 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 8.5 kB or 76% of the original size.

JavaScript Optimization

-37%

Potential reduce by 4.3 kB

Original 11.7 kB
After minification 11.7 kB
After compression 7.4 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 4.3 kB or 37% of the original size.

Requests Now

After Optimization

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of V Mil Lnx 1 NWU. According to our analytics all requests are already optimized.

Accessibility Issues

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.

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

These are opportunities to improve keyboard navigation in your application.

High

Some elements have a [tabindex] value greater than 0

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise V-mil-lnx1.nwu.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 V-mil-lnx1.nwu.ac.za main page’s claimed encoding is iso-8859-1. 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.

Social Sharing Optimization

Open Graph description is not detected on the main page of V Mil Lnx 1 NWU. 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: