Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

jax.com.au

Tyres, Wheels & Vehicle Servicing | JAX Tyres & Auto

Page Load Speed

3.8 sec in total

First Response

466 ms

Resources Loaded

2.7 sec

Page Rendered

677 ms

jax.com.au screenshot

About Website

Visit jax.com.au now to see the best up-to-date JAX content and also check out these interesting facts you probably never knew about jax.com.au

JAX Tyres for the Best Brands, Best Advice, Best Services & Best Price for everything Tyres, Wheels & Mechanical Servicing on your vehicle - Call 1300 367 897

Visit jax.com.au

Key Findings

We analyzed Jax.com.au page load time and found that the first response time was 466 ms and then it took 3.3 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

jax.com.au performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value22.3 s

0/100

25%

SI (Speed Index)

Value14.7 s

1/100

10%

TBT (Total Blocking Time)

Value2,220 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.131

81/100

15%

TTI (Time to Interactive)

Value25.6 s

0/100

10%

Network Requests Diagram

jax.com.au

466 ms

www.jaxtyres.com.au

404 ms

ins.js

108 ms

unsupportedBrowser.js

60 ms

immediate.js

91 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Jax.com.au, 62% (50 requests) were made to Jaxtyres.com.au and 22% (18 requests) were made to Jaximages.blob.core.windows.net. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Jaxtyres.com.au.

Page Optimization Overview & Recommendations

Page size can be reduced by 219.7 kB (12%)

Content Size

1.9 MB

After Optimization

1.6 MB

In fact, the total size of Jax.com.au main page is 1.9 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 104.6 kB

  • Original 119.8 kB
  • After minification 89.3 kB
  • After compression 15.2 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 30.5 kB, which is 25% 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 104.6 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 27.1 kB

  • Original 1.1 MB
  • After minification 1.1 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. JAX images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 87.9 kB

  • Original 633.1 kB
  • After minification 633.1 kB
  • After compression 545.2 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 87.9 kB or 14% of the original size.

CSS Optimization

-15%

Potential reduce by 76 B

  • Original 494 B
  • After minification 494 B
  • After compression 418 B

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. Jax.com.au needs all CSS files to be minified and compressed as it can save up to 76 B or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (27%)

Requests Now

79

After Optimization

58

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JAX. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

jax.com.au accessibility score

61

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

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

jax.com.au 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

jax.com.au 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 Jax.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 Jax.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 description is not detected on the main page of JAX. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: