Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

Page Load Speed

13.7 sec in total

First Response

3.1 sec

Resources Loaded

10.1 sec

Page Rendered

483 ms

zacpac.com.au screenshot

About Website

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Key Findings

We analyzed Zacpac.com.au page load time and found that the first response time was 3.1 sec and then it took 10.6 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

zacpac.com.au performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.9 s

0/100

25%

SI (Speed Index)

Value31.3 s

0/100

10%

TBT (Total Blocking Time)

Value33,140 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value52.9 s

0/100

10%

Network Requests Diagram

zacpac.com.au

3130 ms

js

140 ms

wp-emoji-release.min.js

276 ms

style.min.css

535 ms

style.css

729 ms

Our browser made a total of 122 requests to load all elements on the main page. We found that 89% of them (108 requests) were addressed to the original Zacpac.com.au, 7% (9 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Zacpac.com.au.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.9 kB (12%)

Content Size

1.3 MB

After Optimization

1.1 MB

In fact, the total size of Zacpac.com.au main page is 1.3 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 761.5 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 134.8 kB

  • Original 159.6 kB
  • After minification 159.2 kB
  • After compression 24.8 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 134.8 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 5.6 kB

  • Original 761.5 kB
  • After minification 755.9 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. Zacpac images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 3.5 kB

  • Original 165.7 kB
  • After minification 165.7 kB
  • After compression 162.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-4%

Potential reduce by 8.0 kB

  • Original 188.8 kB
  • After minification 188.5 kB
  • After compression 180.8 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. Zacpac.com.au has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 70 (64%)

Requests Now

109

After Optimization

39

The browser has sent 109 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zacpac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zacpac.com.au accessibility score

89

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

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

zacpac.com.au best practices score

58

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

zacpac.com.au SEO score

93

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

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 Zacpac.com.au 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 Zacpac.com.au 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 Zacpac. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: