Tools & Wizards About Us
jedouglasdaf.co.uk screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

jedouglasdaf.co.uk

J E Douglas & Sons Ltd Homepage | DAF Trucks | Truck Servicing | Truck Parts |

Page Load Speed

3 sec in total

First Response

165 ms

Resources Loaded

2.6 sec

Page Rendered

226 ms

jedouglasdaf.co.uk screenshot

About Website

Click here to check amazing Je Douglas DAF content. Otherwise, check out these important facts you probably never knew about jedouglasdaf.co.uk

J E Douglas & Sons Ltd provides new and used truck sales, truck servicing and quality all makes parts.

Visit jedouglasdaf.co.uk

Key Findings

We analyzed Jedouglasdaf.co.uk page load time and found that the first response time was 165 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

jedouglasdaf.co.uk performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value150 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.284

42/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

jedouglasdaf.co.uk

165 ms

www.jedouglasdaf.co.uk

158 ms

www.jedouglasdaf.co.uk

1212 ms

icon

43 ms

style.css

161 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 84% of them (38 requests) were addressed to the original Jedouglasdaf.co.uk, 4% (2 requests) were made to Fonts.googleapis.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Jedouglasdaf.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 100.6 kB (6%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jedouglasdaf.co.uk main page is 1.6 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. 40% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 48.9 kB

  • Original 57.7 kB
  • After minification 49.5 kB
  • After compression 8.9 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 14% 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 48.9 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 33.9 kB

  • Original 1.1 MB
  • After minification 1.1 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. Je Douglas DAF images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 17.6 kB

  • Original 400.2 kB
  • After minification 400.2 kB
  • After compression 382.6 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

-1%

Potential reduce by 244 B

  • Original 36.6 kB
  • After minification 36.6 kB
  • After compression 36.3 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. Jedouglasdaf.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (46%)

Requests Now

35

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Je Douglas DAF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jedouglasdaf.co.uk

jedouglasdaf.co.uk

165 ms

www.jedouglasdaf.co.uk

www.jedouglasdaf.co.uk

158 ms

www.jedouglasdaf.co.uk

www.jedouglasdaf.co.uk

1212 ms

icon

icon

43 ms

style.css

style.css

161 ms

careers-2024.css

careers-2024.css

228 ms

css

css

57 ms

jquery.min.js

jquery.min.js

23 ms

uikit.min.js

uikit.min.js

330 ms

accordion.js

accordion.js

246 ms

grid.js

grid.js

246 ms

tooltip.js

tooltip.js

246 ms

custom.js

custom.js

246 ms

file.upload.plugin2.js

file.upload.plugin2.js

377 ms

forms.js

forms.js

349 ms

global.js

global.js

349 ms

hotspot.js

hotspot.js

349 ms

api.js

api.js

39 ms

js

js

78 ms

infobubble.js

infobubble.js

350 ms

daf.svg

daf.svg

403 ms

services_parts_supply_rgb_outline.png

services_parts_supply_rgb_outline.png

481 ms

services_used_trucks_rgb_outline.png

services_used_trucks_rgb_outline.png

405 ms

services_repair_and_maintenance_rgb_outline.png

services_repair_and_maintenance_rgb_outline.png

482 ms

arrow-blue.svg

arrow-blue.svg

165 ms

mail.svg

mail.svg

238 ms

facebook-dark.svg

facebook-dark.svg

238 ms

linkedin-dark.svg

linkedin-dark.svg

239 ms

x-dark.svg

x-dark.svg

242 ms

395451_3_0.woff

395451_3_0.woff

179 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

342 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

355 ms

395451_5_0.woff

395451_5_0.woff

199 ms

395451_2_0.woff

395451_2_0.woff

210 ms

395451_0_0.woff

395451_0_0.woff

285 ms

flUhRq6tzZclQEJ-Vdg-IuiaDsNZ.ttf

flUhRq6tzZclQEJ-Vdg-IuiaDsNZ.ttf

21 ms

recaptcha__en.js

recaptcha__en.js

32 ms

1x_dealer-welcome-banner_36.jpg

1x_dealer-welcome-banner_36.jpg

80 ms

1x_2_the_new_generation_daf_trucks_2021_from_left_to_right_xf_xg_and_xg_small_2.jpg

1x_2_the_new_generation_daf_trucks_2021_from_left_to_right_xf_xg_and_xg_small_2.jpg

230 ms

1x_new-generation-daf-xd-hero-header-homepage_4.jpg

1x_new-generation-daf-xd-hero-header-homepage_4.jpg

276 ms

1x_webshop_2.jpg

1x_webshop_2.jpg

154 ms

1x_future_2.jpg

1x_future_2.jpg

235 ms

1x_efficiency-header-green-truck-award-1920x650_1_4.jpeg

1x_efficiency-header-green-truck-award-1920x650_1_4.jpeg

236 ms

1x_49103_trp_30_home_page_banner_3840_x_866_6.jpg

1x_49103_trp_30_home_page_banner_3840_x_866_6.jpg

314 ms

1x_daf_logo_15.jpg

1x_daf_logo_15.jpg

232 ms

Accessibility Review

jedouglasdaf.co.uk accessibility score

79

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

[aria-hidden="true"] elements contain focusable descendents

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

jedouglasdaf.co.uk best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

jedouglasdaf.co.uk SEO score

73

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

High

Image elements do not have [alt] attributes

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 Jedouglasdaf.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 Jedouglasdaf.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

jedouglasdaf.co.uk

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