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sadtu.org.za screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

sadtu.org.za

The South African Democratic Teachers Union

Page Load Speed

16 sec in total

First Response

3.3 sec

Resources Loaded

12.3 sec

Page Rendered

481 ms

sadtu.org.za screenshot

About Website

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

Welcome to the website of the The South African Democratic Teachers Union. SADTU was launched in Johannesburg on the 6th of October 1990.

Visit sadtu.org.za

Key Findings

We analyzed Sadtu.org.za page load time and found that the first response time was 3.3 sec and then it took 12.8 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

sadtu.org.za performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value24.5 s

0/100

10%

TBT (Total Blocking Time)

Value1,180 ms

21/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value20.5 s

2/100

10%

Network Requests Diagram

www.sadtu.org.za

3257 ms

style.css

710 ms

style.min.css

1423 ms

style.css

1068 ms

styles.css

1065 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 71% of them (41 requests) were addressed to the original Sadtu.org.za, 9% (5 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (5.7 sec) belongs to the original domain Sadtu.org.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 395.2 kB (14%)

Content Size

2.8 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sadtu.org.za main page is 2.8 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. 40% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 81.4 kB

  • Original 101.0 kB
  • After minification 97.7 kB
  • After compression 19.6 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. 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 81.4 kB or 81% of the original size.

Image Optimization

-13%

Potential reduce by 308.8 kB

  • Original 2.5 MB
  • After minification 2.2 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. Obviously, Sadtu needs image optimization as it can save up to 308.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 892 B

  • Original 116.8 kB
  • After minification 116.8 kB
  • After compression 115.9 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

-6%

Potential reduce by 4.2 kB

  • Original 70.8 kB
  • After minification 70.2 kB
  • After compression 66.6 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. Sadtu.org.za has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 38 (79%)

Requests Now

48

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sadtu. 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 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.sadtu.org.za

www.sadtu.org.za

3257 ms

style.css

style.css

710 ms

style.min.css

style.min.css

1423 ms

style.css

style.css

1068 ms

styles.css

styles.css

1065 ms

css

css

39 ms

dashicons.min.css

dashicons.min.css

1426 ms

bootstrap.min.css

bootstrap.min.css

60 ms

all.min.css

all.min.css

53 ms

front-end.css

front-end.css

1079 ms

sassy-social-share-public.css

sassy-social-share-public.css

1090 ms

smudge.css

smudge.css

1427 ms

style.css

style.css

1429 ms

style.css

style.css

1444 ms

styles.min.css

styles.min.css

1457 ms

script.min.js

script.min.js

1451 ms

jquery.min.js

jquery.min.js

1456 ms

jquery-migrate.min.js

jquery-migrate.min.js

1451 ms

script.js

script.js

1451 ms

smudge.js

smudge.js

1468 ms

jquery.cookie.min.js

jquery.cookie.min.js

18 ms

js

js

74 ms

index.js

index.js

1531 ms

index.js

index.js

1810 ms

hoverIntent.min.js

hoverIntent.min.js

1811 ms

superfish.min.js

superfish.min.js

1811 ms

superfish.args.min.js

superfish.args.min.js

1816 ms

skip-links.min.js

skip-links.min.js

1824 ms

responsive-menus.min.js

responsive-menus.min.js

1839 ms

genesis-sample.js

genesis-sample.js

2170 ms

bootstrap.min.js

bootstrap.min.js

17 ms

to-top.js

to-top.js

2168 ms

sassy-social-share-public.js

sassy-social-share-public.js

2530 ms

api.js

api.js

44 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

2174 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

2187 ms

wp-polyfill.min.js

wp-polyfill.min.js

2202 ms

index.js

index.js

2524 ms

font-awesome.min.css

font-awesome.min.css

47 ms

css2

css2

18 ms

css2

css2

27 ms

up-arrow.png

up-arrow.png

1113 ms

logo.jpg

logo.jpg

1113 ms

ANC-Bannerwith-ruler-01-1920x495-copy.webp

ANC-Bannerwith-ruler-01-1920x495-copy.webp

1442 ms

Sadtu-banner-with-ruler-1920x495-copy.webp

Sadtu-banner-with-ruler-1920x495-copy.webp

1753 ms

facebook_1705992884471_7155452779310343412.jpg

facebook_1705992884471_7155452779310343412.jpg

1756 ms

SADTu-logo.png

SADTu-logo.png

1405 ms

IMG-20240430-WA0003.jpg

IMG-20240430-WA0003.jpg

2468 ms

sadtu-about-us-image.png

sadtu-about-us-image.png

2858 ms

Sadtu-Membership.png

Sadtu-Membership.png

3129 ms

Member.png

Member.png

5711 ms

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oY1o8evIr7j9P3TN9YwNAdyjzUyDKkKdAGOJh1UlCDUIhAIdhCZOn1fLsig7jfvCCPHZckU8H3G11_z-_OZqDx_rQ-A.woff

118 ms

oY1o8evIr7j9P3TN9YwNAdyjzUyDKkKdAGOJh1UlCDUIhAIdhCZOn1fLsig7jfvCCPHZckU8H3G11_z-_OZqDy3rQ-A.woff

oY1o8evIr7j9P3TN9YwNAdyjzUyDKkKdAGOJh1UlCDUIhAIdhCZOn1fLsig7jfvCCPHZckU8H3G11_z-_OZqDy3rQ-A.woff

162 ms

oY1o8evIr7j9P3TN9YwNAdyjzUyDKkKdAGOJh1UlCDUIhAIdhCZOn1fLsig7jfvCCPHZckU8H3G11_z-_OZqD5_rQ-A.woff

oY1o8evIr7j9P3TN9YwNAdyjzUyDKkKdAGOJh1UlCDUIhAIdhCZOn1fLsig7jfvCCPHZckU8H3G11_z-_OZqD5_rQ-A.woff

177 ms

fa-brands-400.ttf

fa-brands-400.ttf

84 ms

6xK0dSxYI9_dkN18-vZKK2EISM2-H40.woff

6xK0dSxYI9_dkN18-vZKK2EISM2-H40.woff

140 ms

6xK0dSxYI9_dkN18-vZKK2EISCq5H40.woff

6xK0dSxYI9_dkN18-vZKK2EISCq5H40.woff

135 ms

wARDj0u

wARDj0u

2 ms

Accessibility Review

sadtu.org.za accessibility score

81

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

sadtu.org.za best practices score

75

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

Page has valid source maps

SEO Factors

sadtu.org.za SEO score

85

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

Links do not have descriptive text

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

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 Sadtu.org.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 Sadtu.org.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

sadtu.org.za

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