Tools & Wizards About Us
processengineering.sun.ac.za screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

processengineering.sun.ac.za

Chemical Engineering - Stellenbosch University

Page Load Speed

17.4 sec in total

First Response

2.9 sec

Resources Loaded

14 sec

Page Rendered

485 ms

processengineering.sun.ac.za screenshot

About Website

Click here to check amazing Process Engineering Sun content for South Africa. Otherwise, check out these important facts you probably never knew about processengineering.sun.ac.za

Welcome to the Department of Chemical Engineering at Stellenbosch University. Developing the best chemical engineers since 1969.

Visit processengineering.sun.ac.za

Key Findings

We analyzed Processengineering.sun.ac.za page load time and found that the first response time was 2.9 sec and then it took 14.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

processengineering.sun.ac.za performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value22.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.6 s

0/100

25%

SI (Speed Index)

Value28.2 s

0/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.138

79/100

15%

TTI (Time to Interactive)

Value45.5 s

0/100

10%

Network Requests Diagram

chemeng.sun.ac.za

2894 ms

formidableforms.css

1119 ms

sbi-styles.min.css

933 ms

layerslider.css

747 ms

dashicons.min.css

1117 ms

Our browser made a total of 149 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Processengineering.sun.ac.za, 12% (18 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (5.6 sec) relates to the external source Chemeng.sun.ac.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.5 MB (46%)

Content Size

9.9 MB

After Optimization

5.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Processengineering.sun.ac.za main page is 9.9 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. 70% of websites need less resources to load. Images take 4.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 95.7 kB

  • Original 116.1 kB
  • After minification 110.0 kB
  • After compression 20.5 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. 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 95.7 kB or 82% of the original size.

Image Optimization

-8%

Potential reduce by 353.3 kB

  • Original 4.5 MB
  • After minification 4.2 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. Process Engineering Sun images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 2.8 MB

  • Original 3.8 MB
  • After minification 3.8 MB
  • After compression 986.2 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 2.8 MB or 74% of the original size.

CSS Optimization

-87%

Potential reduce by 1.3 MB

  • Original 1.5 MB
  • After minification 1.1 MB
  • After compression 193.4 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. Processengineering.sun.ac.za needs all CSS files to be minified and compressed as it can save up to 1.3 MB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 103 (81%)

Requests Now

127

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Process Engineering Sun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 74 to 1 for JavaScripts and from 31 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chemeng.sun.ac.za

chemeng.sun.ac.za

2894 ms

formidableforms.css

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1119 ms

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sbi-styles.min.css

933 ms

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1117 ms

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30 ms

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40 ms

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61 ms

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60 ms

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61 ms

token-list.min.js

token-list.min.js

1169 ms

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2 ms

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59 ms

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60 ms

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60 ms

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61 ms

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61 ms

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87 ms

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90 ms

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1306 ms

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1505 ms

Accessibility Review

processengineering.sun.ac.za accessibility score

79

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

processengineering.sun.ac.za best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

processengineering.sun.ac.za SEO score

91

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

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

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 Processengineering.sun.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 Processengineering.sun.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.

Social Sharing Optimization

processengineering.sun.ac.za

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