Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

Page Load Speed

9 sec in total

First Response

1.9 sec

Resources Loaded

5.5 sec

Page Rendered

1.6 sec

advos.co.za screenshot

About Website

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Key Findings

We analyzed Advos.co.za page load time and found that the first response time was 1.9 sec and then it took 7.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

advos.co.za performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value13.7 s

0/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value1,760 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

advos.co.za

1854 ms

coda-slider-2.0.css

301 ms

style.css

592 ms

jquery-1.9.0.js

35 ms

jquery-migrate-1.0.0.js

35 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 88% of them (42 requests) were addressed to the original Advos.co.za, 8% (4 requests) were made to Google-analytics.com and 4% (2 requests) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Advos.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 81.9 kB (16%)

Content Size

525.9 kB

After Optimization

444.0 kB

In fact, the total size of Advos.co.za main page is 525.9 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. 45% of websites need less resources to load. Images take 357.9 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 66.1 kB

  • Original 78.4 kB
  • After minification 68.4 kB
  • After compression 12.2 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 10.0 kB, which is 13% 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 66.1 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 5.4 kB

  • Original 357.9 kB
  • After minification 352.5 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. Advos images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 7.1 kB

  • Original 67.1 kB
  • After minification 67.1 kB
  • After compression 59.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 7.1 kB or 11% of the original size.

CSS Optimization

-15%

Potential reduce by 3.3 kB

  • Original 22.6 kB
  • After minification 22.5 kB
  • After compression 19.3 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. Advos.co.za needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (43%)

Requests Now

47

After Optimization

27

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Advos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

advos.co.za accessibility score

71

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

advos.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

SEO Factors

advos.co.za SEO score

71

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Advos.co.za can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Advos.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 Advos. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: