Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

deltrex.com.au

Redox | Chemical Supplier & Distributor | Australia, UK, USA, NZ

Page Load Speed

8.1 sec in total

First Response

135 ms

Resources Loaded

7 sec

Page Rendered

1 sec

About Website

Click here to check amazing Deltrex content. Otherwise, check out these important facts you probably never knew about deltrex.com.au

Redox is a leading chemical and ingredients distributor active in more than 1000 specialty and commodity products.

Visit deltrex.com.au

Key Findings

We analyzed Deltrex.com.au page load time and found that the first response time was 135 ms and then it took 8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

deltrex.com.au performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value15.2 s

0/100

25%

SI (Speed Index)

Value18.4 s

0/100

10%

TBT (Total Blocking Time)

Value15,070 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value24.2 s

0/100

10%

Network Requests Diagram

deltrex.com.au

135 ms

redox.com

2243 ms

js

95 ms

asl7ntx.css

51 ms

style-index.css

689 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Deltrex.com.au, 80% (83 requests) were made to Redox.com and 3% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Redox.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 171.0 kB (1%)

Content Size

26.9 MB

After Optimization

26.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Deltrex.com.au main page is 26.9 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. Only a small number of websites need less resources to load. Images take 26.6 MB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 164.5 kB

  • Original 254.2 kB
  • After minification 228.4 kB
  • After compression 89.7 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 164.5 kB or 65% of the original size.

Image Optimization

-0%

Potential reduce by 6.3 kB

  • Original 26.6 MB
  • After minification 26.6 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. Deltrex images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 192 B

  • Original 44.0 kB
  • After minification 44.0 kB
  • After compression 43.8 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 0 B

  • Original 5 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.

Requests Breakdown

Number of requests can be reduced by 33 (34%)

Requests Now

96

After Optimization

63

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Deltrex. 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 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

deltrex.com.au accessibility score

95

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.

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>).

Best Practices

deltrex.com.au best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

deltrex.com.au SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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