Tools & Wizards About Us
casduncan.co.uk screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

casduncan.co.uk

Plumbers Aberdeen | Central Heating Boilers; Aberdeenshire–CAS Duncan

Page Load Speed

17.7 sec in total

First Response

259 ms

Resources Loaded

16.2 sec

Page Rendered

1.3 sec

casduncan.co.uk screenshot

About Website

Visit casduncan.co.uk now to see the best up-to-date CAS Duncan content and also check out these interesting facts you probably never knew about casduncan.co.uk

CAS Duncan offers expert appliance repair, plumbing, heating and electrical services throughout Aberdeen. Call us now on 01224 210 000

Visit casduncan.co.uk

Key Findings

We analyzed Casduncan.co.uk page load time and found that the first response time was 259 ms and then it took 17.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

casduncan.co.uk performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.9 s

0/100

25%

SI (Speed Index)

Value17.8 s

0/100

10%

TBT (Total Blocking Time)

Value3,550 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.457

19/100

15%

TTI (Time to Interactive)

Value25.2 s

0/100

10%

Network Requests Diagram

casduncan.co.uk

259 ms

www.casduncan.co.uk

441 ms

zebra_tooltips.css

160 ms

css

33 ms

global.css

237 ms

Our browser made a total of 167 requests to load all elements on the main page. We found that 73% of them (122 requests) were addressed to the original Casduncan.co.uk, 23% (39 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Casduncan.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 8.5 MB (81%)

Content Size

10.5 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Casduncan.co.uk main page is 10.5 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 9.3 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 188.2 kB

  • Original 214.6 kB
  • After minification 198.1 kB
  • After compression 26.4 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 188.2 kB or 88% of the original size.

Image Optimization

-89%

Potential reduce by 8.3 MB

  • Original 9.3 MB
  • After minification 988.5 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. Obviously, CAS Duncan needs image optimization as it can save up to 8.3 MB or 89% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 6.9 kB

  • Original 684.7 kB
  • After minification 684.7 kB
  • After compression 677.8 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

-7%

Potential reduce by 20.5 kB

  • Original 307.7 kB
  • After minification 307.7 kB
  • After compression 287.2 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. Casduncan.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 111 (93%)

Requests Now

119

After Optimization

8

  • Images
  • JavaScript
  • CSS

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CAS Duncan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 67 to 1 for JavaScripts and from 46 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

casduncan.co.uk

casduncan.co.uk

259 ms

www.casduncan.co.uk

www.casduncan.co.uk

441 ms

zebra_tooltips.css

zebra_tooltips.css

160 ms

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33 ms

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237 ms

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311 ms

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323 ms

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Accessibility Review

casduncan.co.uk accessibility score

97

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

Best Practices

casduncan.co.uk 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

casduncan.co.uk SEO score

84

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

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

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 Casduncan.co.uk 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 Casduncan.co.uk 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

casduncan.co.uk

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