Tools & Wizards About Us
reddwarf.co.nz screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

reddwarf.co.nz

RED DWARF | Central Heating | New Zealand

Page Load Speed

2.4 sec in total

First Response

96 ms

Resources Loaded

2.3 sec

Page Rendered

56 ms

reddwarf.co.nz screenshot

About Website

Welcome to reddwarf.co.nz homepage info - get ready to check RED DWARF best content right away, or after learning these important things about reddwarf.co.nz

Red Dwarf- Specializing in central heating, we offer a range of radiators, electric radiators, towel rails, trench heating, underfloor heating and heat pump radiators. With geothermal, air source heat...

Visit reddwarf.co.nz

Key Findings

We analyzed Reddwarf.co.nz page load time and found that the first response time was 96 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

reddwarf.co.nz performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value620 ms

48/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

www.reddwarf.co.nz

96 ms

minified.js

35 ms

focus-within-polyfill.js

34 ms

polyfill.min.js

74 ms

thunderbolt-commons.09398ec1.bundle.min.js

191 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Reddwarf.co.nz, 54% (40 requests) were made to Static.wixstatic.com and 24% (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 730.0 kB (36%)

Content Size

2.0 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Reddwarf.co.nz main page is 2.0 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. 45% of websites need less resources to load. Images take 912.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 527.7 kB

  • Original 664.6 kB
  • After minification 662.7 kB
  • After compression 136.9 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 527.7 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 20.0 kB

  • Original 912.5 kB
  • After minification 892.5 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. RED DWARF images are well optimized though.

JavaScript Optimization

-41%

Potential reduce by 182.3 kB

  • Original 441.4 kB
  • After minification 441.4 kB
  • After compression 259.0 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 182.3 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (18%)

Requests Now

55

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RED DWARF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.reddwarf.co.nz

www.reddwarf.co.nz

96 ms

minified.js

minified.js

35 ms

focus-within-polyfill.js

focus-within-polyfill.js

34 ms

polyfill.min.js

polyfill.min.js

74 ms

thunderbolt-commons.09398ec1.bundle.min.js

thunderbolt-commons.09398ec1.bundle.min.js

191 ms

main.e5a43201.bundle.min.js

main.e5a43201.bundle.min.js

231 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

183 ms

lodash.min.js

lodash.min.js

189 ms

react.production.min.js

react.production.min.js

190 ms

react-dom.production.min.js

react-dom.production.min.js

213 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

229 ms

11062b_db8f5ddb085b41fda169efb854f9b69e~mv2.jpg

11062b_db8f5ddb085b41fda169efb854f9b69e~mv2.jpg

301 ms

bundle.min.js

bundle.min.js

144 ms

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385 ms

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354 ms

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322 ms

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415 ms

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397 ms

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409 ms

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478 ms

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506 ms

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510 ms

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593 ms

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579 ms

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555 ms

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601 ms

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54b0f7_621ca73b8faf4a5f846c106f3d0b2e59~mv2.jpg

690 ms

54b0f7_621ca73b8faf4a5f846c106f3d0b2e59~mv2.jpg

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699 ms

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849 ms

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858 ms

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789 ms

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780 ms

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828 ms

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854 ms

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941 ms

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947 ms

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998 ms

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1006 ms

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1011 ms

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997 ms

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1122 ms

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1117 ms

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1158 ms

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1228 ms

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1166 ms

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1187 ms

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1119 ms

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Viessmann_logo_slogan_edited_edited.png

1311 ms

WixMadeforDisplay_W_Bd.woff

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46 ms

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42 ms

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43 ms

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43 ms

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41 ms

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43 ms

105 ms

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111 ms

roth%2520logo_edited.png

roth%2520logo_edited.png

1167 ms

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1079 ms

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an-trax-logo-2017_edited_edited.png

1018 ms

REDDWARFLOGO_edited_edited_edited_edited.png

REDDWARFLOGO_edited_edited_edited_edited.png

920 ms

deprecation-en.v5.html

deprecation-en.v5.html

4 ms

bolt-performance

bolt-performance

28 ms

deprecation-style.v5.css

deprecation-style.v5.css

8 ms

right-arrow.svg

right-arrow.svg

7 ms

Accessibility Review

reddwarf.co.nz accessibility score

96

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.

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

reddwarf.co.nz 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

reddwarf.co.nz SEO score

100

Search Engine Optimization Advices

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 Reddwarf.co.nz 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 Reddwarf.co.nz 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

reddwarf.co.nz

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