Tools & Wizards About Us
derwentindustries.com.au screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

derwentindustries.com.au

Derwent Industries Ductile Iron Fittings, Valves, SS Clamps and Couplings

Page Load Speed

2.1 sec in total

First Response

70 ms

Resources Loaded

2 sec

Page Rendered

56 ms

derwentindustries.com.au screenshot

About Website

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

Derwent Industries Manufactures Ductile Iron Fittings, Valves and 316 SS Clamps and Couplings as well as supplies products for Civil - Water & Waste Water, Irrigation, Fire and Mining.

Visit derwentindustries.com.au

Key Findings

We analyzed Derwentindustries.com.au page load time and found that the first response time was 70 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

derwentindustries.com.au performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

30/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value860 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

www.derwentindustries.com.au

70 ms

originTrials.41d7301a.bundle.min.js

32 ms

minified.js

32 ms

focus-within-polyfill.js

29 ms

polyfill.min.js

257 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Derwentindustries.com.au, 53% (38 requests) were made to Static.wixstatic.com and 25% (18 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Static.wixstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 781.4 kB (58%)

Content Size

1.4 MB

After Optimization

577.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Derwentindustries.com.au main page is 1.4 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. 50% of websites need less resources to load. HTML takes 864.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 701.2 kB

  • Original 864.3 kB
  • After minification 862.8 kB
  • After compression 163.1 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 701.2 kB or 81% of the original size.

Image Optimization

-10%

Potential reduce by 20.8 kB

  • Original 217.3 kB
  • After minification 196.5 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. Derwent Industries images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 59.4 kB

  • Original 277.3 kB
  • After minification 277.3 kB
  • After compression 217.9 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 59.4 kB or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (20%)

Requests Now

54

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Derwent Industries. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.derwentindustries.com.au

www.derwentindustries.com.au

70 ms

originTrials.41d7301a.bundle.min.js

originTrials.41d7301a.bundle.min.js

32 ms

minified.js

minified.js

32 ms

focus-within-polyfill.js

focus-within-polyfill.js

29 ms

polyfill.min.js

polyfill.min.js

257 ms

thunderbolt-commons.1e70fbb2.bundle.min.js

thunderbolt-commons.1e70fbb2.bundle.min.js

59 ms

main.42e492e1.bundle.min.js

main.42e492e1.bundle.min.js

59 ms

lodash.min.js

lodash.min.js

61 ms

react.production.min.js

react.production.min.js

60 ms

react-dom.production.min.js

react-dom.production.min.js

60 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

61 ms

wix-perf-measure.umd.min.js

wix-perf-measure.umd.min.js

61 ms

478d7d_329ccd8c541840ac8a978bd264dfa621~mv2.jpg

478d7d_329ccd8c541840ac8a978bd264dfa621~mv2.jpg

146 ms

AVFI_Logo_286U%20Pantone%20Uncoated%20High%20300%20resolution.png

AVFI_Logo_286U%20Pantone%20Uncoated%20High%20300%20resolution.png

317 ms

Keech_logo_297x111%20copy.jpg

Keech_logo_297x111%20copy.jpg

332 ms

9be44a_e6e28677e0504d89948e5f2df9c64ee1~mv2.png

9be44a_e6e28677e0504d89948e5f2df9c64ee1~mv2.png

342 ms

Fittings-DI.jpg

Fittings-DI.jpg

382 ms

Insertion-Kits.jpg

Insertion-Kits.jpg

404 ms

Flanged-Offtakes-DI.jpg

Flanged-Offtakes-DI.jpg

382 ms

Clamps-316-SS.jpg

Clamps-316-SS.jpg

523 ms

Couplings.jpg

Couplings.jpg

585 ms

Clamps-Tapped.jpg

Clamps-Tapped.jpg

541 ms

Puddle-Flange.jpg

Puddle-Flange.jpg

513 ms

Sewer-OB's.jpg

Sewer-OB's.jpg

644 ms

Valves---RSGV.jpg

Valves---RSGV.jpg

627 ms

Valves---Bypass.jpg

Valves---Bypass.jpg

659 ms

Valves---UL---FM.jpg

Valves---UL---FM.jpg

770 ms

Valves---Gripper.jpg

Valves---Gripper.jpg

741 ms

Spring-Hydrants.jpg

Spring-Hydrants.jpg

827 ms

Valves---Accessories.jpg

Valves---Accessories.jpg

774 ms

Hydrant-Covers.jpg

Hydrant-Covers.jpg

870 ms

Recycled-Covers.jpg

Recycled-Covers.jpg

848 ms

Base-Plate.jpg

Base-Plate.jpg

940 ms

Rubber-Rings.jpg

Rubber-Rings.jpg

959 ms

keech-kobra-feature-1.png

keech-kobra-feature-1.png

928 ms

keech-keesharp-feature.png

keech-keesharp-feature.png

996 ms

KeePlate-Product-Image.png

KeePlate-Product-Image.png

997 ms

Bucket-Protection-Product-Image%20-%202_tif.png

Bucket-Protection-Product-Image%20-%202_tif.png

1024 ms

Shirt-liner-2016.png

Shirt-liner-2016.png

1083 ms

Keeblok.png

Keeblok.png

1104 ms

Hammer-2016.png

Hammer-2016.png

1082 ms

AVFI_Logo_286U%20Pantone%20Uncoated%20High%20300%20resolution.png

AVFI_Logo_286U%20Pantone%20Uncoated%20High%20300%20resolution.png

1076 ms

Mackay%20logo%202020%20RGB.png

Mackay%20logo%202020%20RGB.png

1098 ms

ABGF%20Logo_jfif.jpg

ABGF%20Logo_jfif.jpg

1188 ms

Aust%20Made.jpg

Aust%20Made.jpg

1283 ms

180%20Years.png

180%20Years.png

1304 ms

keech-kobra-feature-1.png

keech-kobra-feature-1.png

1193 ms

Derwent%2525252520couplings_edited_edited_.png

Derwent%2525252520couplings_edited_edited_.png

1292 ms

bundle.min.js

bundle.min.js

77 ms

opensans-bold-webfont.woff

opensans-bold-webfont.woff

63 ms

opensans-regular-webfont.woff

opensans-regular-webfont.woff

63 ms

KCT-Family.jpg

KCT-Family.jpg

1161 ms

118 ms

112 ms

113 ms

110 ms

106 ms

109 ms

145 ms

142 ms

143 ms

144 ms

141 ms

140 ms

Locations-Map.jpg

Locations-Map.jpg

1059 ms

deprecation-en.v5.html

deprecation-en.v5.html

6 ms

bolt-performance

bolt-performance

21 ms

deprecation-style.v5.css

deprecation-style.v5.css

7 ms

right-arrow.svg

right-arrow.svg

15 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

4 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

3 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

4 ms

Accessibility Review

derwentindustries.com.au accessibility score

85

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

button, link, and menuitem elements do not have accessible names.

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

derwentindustries.com.au best practices score

92

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

Page has valid source maps

SEO Factors

derwentindustries.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 Derwentindustries.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 Derwentindustries.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

derwentindustries.com.au

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