Tools & Wizards About Us

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

rbmaquatics.co.za

Master Aquatics | Aquarium specialists in all aquatics

Page Load Speed

4.2 sec in total

First Response

528 ms

Resources Loaded

2.7 sec

Page Rendered

963 ms

About Website

Click here to check amazing Rbm Aquatics content. Otherwise, check out these important facts you probably never knew about rbmaquatics.co.za

Master Aquatics is a leading Aquatic Specialist store based in Cape Town, South Africa. We cater for all your marine livestock, freshwater livestock, aquarium plants and carry most leading aquarium ha...

Visit rbmaquatics.co.za

Key Findings

We analyzed Rbmaquatics.co.za page load time and found that the first response time was 528 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

rbmaquatics.co.za performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value7.3 s

28/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

rbmaquatics.co.za

528 ms

css-vars-ponyfill@2

25 ms

preloads.js

55 ms

load_feature-182c005fe54a3c232faa50c6052f25e136bfbf5dd11fcde6717a2ba8298f44a5.js

302 ms

features-1c0b396bd4d054b94abae1eb6a1bd6ba47beb35525c57a217c77a862ff06d83f.js

301 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 82% of them (18 requests) were addressed to the original Rbmaquatics.co.za, 9% (2 requests) were made to Cdn.shopify.com and 5% (1 request) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (954 ms) belongs to the original domain Rbmaquatics.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 613.0 kB (20%)

Content Size

3.0 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rbmaquatics.co.za main page is 3.0 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. 30% of websites need less resources to load. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 376.5 kB

  • Original 449.3 kB
  • After minification 435.5 kB
  • After compression 72.9 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 376.5 kB or 84% of the original size.

Image Optimization

-10%

Potential reduce by 236.3 kB

  • Original 2.4 MB
  • After minification 2.1 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. Rbm Aquatics images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 229 B

  • Original 158.6 kB
  • After minification 158.5 kB
  • After compression 158.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 26 B

  • Original 34.1 kB
  • After minification 34.1 kB
  • After compression 34.1 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. Rbmaquatics.co.za has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (63%)

Requests Now

19

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rbm Aquatics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rbmaquatics.co.za accessibility score

84

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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.

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

rbmaquatics.co.za best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

rbmaquatics.co.za SEO score

100

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

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 Rbmaquatics.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 Rbmaquatics.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

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