Tools & Wizards About Us

Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

dduffy.com

Welcome to Duffy & Co - Belfast Chartered Accountants and Registered Auditors

Page Load Speed

1.4 sec in total

First Response

352 ms

Resources Loaded

937 ms

Page Rendered

93 ms

About Website

Click here to check amazing D Duffy content. Otherwise, check out these important facts you probably never knew about dduffy.com

Duffy & Co (A & T) Ltd is a leading independent firm of Chartered Accountants and Registered Auditors based in the university area of Belfast. The firm is registered with The Chartered Institute of Ta...

Visit dduffy.com

Key Findings

We analyzed Dduffy.com page load time and found that the first response time was 352 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

dduffy.com performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

60/100

25%

SI (Speed Index)

Value1.6 s

100/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

dduffy.com

352 ms

default.css

125 ms

duffyco-logo.jpg

229 ms

ga.js

8 ms

header-bg.gif

125 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 86% of them (12 requests) were addressed to the original Dduffy.com, 14% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (457 ms) belongs to the original domain Dduffy.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.4 kB (17%)

Content Size

31.9 kB

After Optimization

26.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dduffy.com main page is 31.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Javascripts take 17.2 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 4.9 kB

  • Original 7.6 kB
  • After minification 6.9 kB
  • After compression 2.7 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 4.9 kB or 65% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 6.1 kB
  • After minification 6.1 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. D Duffy images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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

-44%

Potential reduce by 447 B

  • Original 1.0 kB
  • After minification 960 B
  • After compression 572 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. Dduffy.com needs all CSS files to be minified and compressed as it can save up to 447 B or 44% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of D Duffy. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

dduffy.com accessibility score

94

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.

Best Practices

dduffy.com best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

dduffy.com SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dduffy.com 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 Dduffy.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of D Duffy. 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: