Tools & Wizards About Us
nisc.co.za screenshot

Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

nisc.co.za

NISC | Publishing Africa's Journals, Database & Books

Page Load Speed

3.5 sec in total

First Response

465 ms

Resources Loaded

3 sec

Page Rendered

114 ms

nisc.co.za screenshot

About Website

Welcome to nisc.co.za homepage info - get ready to check NISC best content for South Africa right away, or after learning these important things about nisc.co.za

NISC is a publisher of premier African scholarly research products that promote African scholarship to a global academic audience through print and digital publication, and dissemination using recogni...

Visit nisc.co.za

Key Findings

We analyzed Nisc.co.za page load time and found that the first response time was 465 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

nisc.co.za performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value6.2 s

43/100

10%

TBT (Total Blocking Time)

Value430 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.56

12/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

nisc.co.za

465 ms

nisc.co.za

1248 ms

js

67 ms

css.css

727 ms

mobile.css

726 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 79% of them (26 requests) were addressed to the original Nisc.co.za, 6% (2 requests) were made to Googletagmanager.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Nisc.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 44.4 kB (13%)

Content Size

338.3 kB

After Optimization

293.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nisc.co.za main page is 338.3 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. 25% of websites need less resources to load. Images take 219.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 26.5 kB

  • Original 34.8 kB
  • After minification 28.8 kB
  • After compression 8.3 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 6.0 kB, which is 17% 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 26.5 kB or 76% of the original size.

Image Optimization

-6%

Potential reduce by 13.5 kB

  • Original 219.3 kB
  • After minification 205.8 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. NISC images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 2.1 kB

  • Original 70.3 kB
  • After minification 70.3 kB
  • After compression 68.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-16%

Potential reduce by 2.3 kB

  • Original 13.9 kB
  • After minification 13.9 kB
  • After compression 11.6 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. Nisc.co.za needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (42%)

Requests Now

31

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NISC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nisc.co.za

nisc.co.za

465 ms

nisc.co.za

nisc.co.za

1248 ms

js

js

67 ms

css.css

css.css

727 ms

mobile.css

mobile.css

726 ms

owl.carousel.css

owl.carousel.css

730 ms

owl.theme.css

owl.theme.css

728 ms

jquery.min.js

jquery.min.js

41 ms

jquery.easing.min.js

jquery.easing.min.js

46 ms

owl.carousel.min.js

owl.carousel.min.js

738 ms

jquery.cycle.lite.js

jquery.cycle.lite.js

741 ms

jquery.scrollTo.js

jquery.scrollTo.js

825 ms

js.js

js.js

825 ms

jquery.lazyload.min.js

jquery.lazyload.min.js

829 ms

cookieconsent.min.js

cookieconsent.min.js

36 ms

analytics.js

analytics.js

59 ms

niscbg.jpg

niscbg.jpg

294 ms

bgoverlay.png

bgoverlay.png

106 ms

slogan.png

slogan.png

112 ms

logo.png

logo.png

109 ms

headericons.png

headericons.png

108 ms

2023060616860399679025853334038.jpg

2023060616860399679025853334038.jpg

212 ms

201407151405406817857547789.jpg

201407151405406817857547789.jpg

209 ms

2021062216243515014865781742265.jpg

2021062216243515014865781742265.jpg

303 ms

201406121402602004304902011.jpg

201406121402602004304902011.jpg

208 ms

201405261401104522571781993.jpg

201405261401104522571781993.jpg

212 ms

footerlogo_38.png

footerlogo_38.png

310 ms

nisc_03.png

nisc_03.png

307 ms

nisc_06.png

nisc_06.png

311 ms

niscbuttons.png

niscbuttons.png

408 ms

slogan_36.png

slogan_36.png

388 ms

collect

collect

14 ms

js

js

41 ms

Accessibility Review

nisc.co.za accessibility score

96

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best Practices

nisc.co.za best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

nisc.co.za SEO score

97

Search Engine Optimization Advices

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nisc.co.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 Nisc.co.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.

Social Sharing Optimization

nisc.co.za

Open Graph data is detected on the main page of NISC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: