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ddafire.co.uk screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

ddafire.co.uk

Fire & Safety Experts for Film, TV, and the Private sector | DDA Fire Ltd

Page Load Speed

2.3 sec in total

First Response

478 ms

Resources Loaded

1.7 sec

Page Rendered

128 ms

ddafire.co.uk screenshot

About Website

Click here to check amazing DDA Fire content. Otherwise, check out these important facts you probably never knew about ddafire.co.uk

DDA Fire Ltd is the UK's leading private fire service, and specialise in Film, TV, Corporate, and live event fire and safety management services.

Visit ddafire.co.uk

Key Findings

We analyzed Ddafire.co.uk page load time and found that the first response time was 478 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

ddafire.co.uk performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value4.1 s

80/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

Network Requests Diagram

ddafire.co.uk

478 ms

htmlarea.css

221 ms

tabs.css

222 ms

tabs-panes.css

222 ms

stylesheet_13.css

332 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 86% of them (38 requests) were addressed to the original Ddafire.co.uk, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (668 ms) belongs to the original domain Ddafire.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 307.7 kB (18%)

Content Size

1.8 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ddafire.co.uk main page is 1.8 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. 30% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 33.9 kB

  • Original 39.5 kB
  • After minification 24.0 kB
  • After compression 5.5 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. This page needs HTML code to be minified as it can gain 15.5 kB, which is 39% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 33.9 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 23.3 kB

  • Original 1.3 MB
  • After minification 1.3 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. DDA Fire images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 160.5 kB

  • Original 264.7 kB
  • After minification 259.5 kB
  • After compression 104.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 160.5 kB or 61% of the original size.

CSS Optimization

-88%

Potential reduce by 90.0 kB

  • Original 101.7 kB
  • After minification 81.0 kB
  • After compression 11.7 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. Ddafire.co.uk needs all CSS files to be minified and compressed as it can save up to 90.0 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (56%)

Requests Now

41

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DDA Fire. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ddafire.co.uk

ddafire.co.uk

478 ms

htmlarea.css

htmlarea.css

221 ms

tabs.css

tabs.css

222 ms

tabs-panes.css

tabs-panes.css

222 ms

stylesheet_13.css

stylesheet_13.css

332 ms

modernizr-1.7.min.js

modernizr-1.7.min.js

222 ms

respond.min.js

respond.min.js

223 ms

style.min.css

style.min.css

330 ms

modifystyle.min.css

modifystyle.min.css

346 ms

plugin.min.js

plugin.min.js

443 ms

jquery.min.js

jquery.min.js

552 ms

script.js

script.js

347 ms

reset1.html

reset1.html

441 ms

coda-slider-2.0.css

coda-slider-2.0.css

442 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

442 ms

jquery.coda-slider-2.0.js

jquery.coda-slider-2.0.js

444 ms

header_bg.gif

header_bg.gif

207 ms

jquery.min.js

jquery.min.js

333 ms

webfont.js

webfont.js

7 ms

css

css

20 ms

font

font

6 ms

ga.js

ga.js

20 ms

spacer.gif

spacer.gif

112 ms

slider_bg.jpg

slider_bg.jpg

113 ms

large_586.html

large_586.html

114 ms

slide_03.png

slide_03.png

668 ms

large_579.html

large_579.html

112 ms

slide_01.png

slide_01.png

558 ms

large_580.html

large_580.html

223 ms

slide_02.png

slide_02.png

556 ms

arrow_left.png

arrow_left.png

223 ms

arrow_right.png

arrow_right.png

304 ms

slider_top.png

slider_top.png

334 ms

slider_bottom.png

slider_bottom.png

334 ms

box_01.jpg

box_01.jpg

415 ms

box_02.jpg

box_02.jpg

445 ms

box_03.jpg

box_03.jpg

445 ms

dda_fire_logo.png

dda_fire_logo.png

526 ms

footer.gif

footer.gif

556 ms

footer_film_icon.png

footer_film_icon.png

558 ms

safety_logos.jpg

safety_logos.jpg

637 ms

ajax-loader.gif

ajax-loader.gif

667 ms

__utm.gif

__utm.gif

11 ms

server.demo.cookieconsent.silktide.com

server.demo.cookieconsent.silktide.com

35 ms

Accessibility Review

ddafire.co.uk accessibility score

79

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ddafire.co.uk 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ddafire.co.uk SEO score

91

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 Ddafire.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 Ddafire.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

ddafire.co.uk

Open Graph description is not detected on the main page of DDA Fire. 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: