Tools & Wizards About Us
londonducktours.co.uk screenshot

Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

londonducktours.co.uk

London Duck Tours | Exciting Amphibious Tours of London

Page Load Speed

4.2 sec in total

First Response

320 ms

Resources Loaded

3.3 sec

Page Rendered

607 ms

londonducktours.co.uk screenshot

About Website

Welcome to londonducktours.co.uk homepage info - get ready to check London Duck Tours best content for United Kingdom right away, or after learning these important things about londonducktours.co.uk

Hop aboard one of London Duck Tours’ distinctive yellow vehicles and enter the wonderful world of amphibious travel. It is far more exciting than just an ordinary sightseeing bus tour or river trip.

Visit londonducktours.co.uk

Key Findings

We analyzed Londonducktours.co.uk page load time and found that the first response time was 320 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

londonducktours.co.uk performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.8 s

1/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value3,730 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.433

22/100

15%

TTI (Time to Interactive)

Value24.0 s

1/100

10%

Network Requests Diagram

londonducktours.co.uk

320 ms

www.londonducktours.co.uk

691 ms

gtm.js

54 ms

style.min.css

300 ms

styles.css

280 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 65% of them (64 requests) were addressed to the original Londonducktours.co.uk, 9% (9 requests) were made to Fonts.gstatic.com and 7% (7 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (920 ms) belongs to the original domain Londonducktours.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 555.9 kB (23%)

Content Size

2.4 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Londonducktours.co.uk main page is 2.4 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 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 68.0 kB

  • Original 83.9 kB
  • After minification 78.8 kB
  • After compression 15.9 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 68.0 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 1.2 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. London Duck Tours images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 210.8 kB

  • Original 601.7 kB
  • After minification 583.8 kB
  • After compression 390.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 210.8 kB or 35% of the original size.

CSS Optimization

-71%

Potential reduce by 275.8 kB

  • Original 385.9 kB
  • After minification 365.0 kB
  • After compression 110.1 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. Londonducktours.co.uk needs all CSS files to be minified and compressed as it can save up to 275.8 kB or 71% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (44%)

Requests Now

84

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of London Duck Tours. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

londonducktours.co.uk

londonducktours.co.uk

320 ms

www.londonducktours.co.uk

www.londonducktours.co.uk

691 ms

gtm.js

gtm.js

54 ms

style.min.css

style.min.css

300 ms

styles.css

styles.css

280 ms

normalize.css

normalize.css

278 ms

bootstrap.min.css

bootstrap.min.css

511 ms

style.css

style.css

449 ms

font-awesome.min.css

font-awesome.min.css

361 ms

awp-columns.css

awp-columns.css

354 ms

conditionizr-4.3.0.min.js

conditionizr-4.3.0.min.js

355 ms

modernizr-2.7.1.min.js

modernizr-2.7.1.min.js

378 ms

jquery.min.js

jquery.min.js

584 ms

jquery-migrate.min.js

jquery-migrate.min.js

434 ms

scripts.js

scripts.js

442 ms

js

js

193 ms

css

css

60 ms

owl.carousel.css

owl.carousel.css

459 ms

owl.carousel.min.js

owl.carousel.min.js

602 ms

jquery.fancybox.css

jquery.fancybox.css

537 ms

jquery.fancybox.js

jquery.fancybox.js

538 ms

jquery.cookie.js

jquery.cookie.js

541 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

608 ms

js

js

55 ms

iframe_api

iframe_api

134 ms

index.js

index.js

612 ms

index.js

index.js

613 ms

conversion.js

conversion.js

138 ms

web-vitals.iife.js

web-vitals.iife.js

117 ms

header-splash.jpg

header-splash.jpg

95 ms

logo.png

logo.png

93 ms

super-sightseeing-tour.png

super-sightseeing-tour.png

93 ms

tickets.png

tickets.png

93 ms

tickets-overstate.png

tickets-overstate.png

180 ms

5139-resized-gradient-1550x619.jpg

5139-resized-gradient-1550x619.jpg

94 ms

2328-resized-gradient-1550x619.jpg

2328-resized-gradient-1550x619.jpg

452 ms

how-to-find-us-ext.png

how-to-find-us-ext.png

248 ms

carousel-bg-sm.jpg

carousel-bg-sm.jpg

891 ms

carousel-splash.jpg

carousel-splash.jpg

248 ms

contact-us.png

contact-us.png

248 ms

contact-us-overstate.png

contact-us-overstate.png

247 ms

safety-first.png

safety-first.png

401 ms

safety-first-overstate-1.png

safety-first-overstate-1.png

400 ms

route-changes.png

route-changes.png

400 ms

route-changes-overstate.png

route-changes-overstate.png

400 ms

faqs.png

faqs.png

451 ms

faqs-overstate.png

faqs-overstate.png

451 ms

5-stars.png

5-stars.png

449 ms

IMG_2306-300x300.jpg

IMG_2306-300x300.jpg

450 ms

IMG_8588-300x300.jpg

IMG_8588-300x300.jpg

887 ms

IMG_9473-300x300.jpg

IMG_9473-300x300.jpg

885 ms

IMG_5518-300x300.jpg

IMG_5518-300x300.jpg

884 ms

IMG_8833-300x300.jpg

IMG_8833-300x300.jpg

887 ms

IMG_8685-300x300.jpg

IMG_8685-300x300.jpg

885 ms

IMG_8608-300x300.jpg

IMG_8608-300x300.jpg

889 ms

IMG_5139-300x300.jpg

IMG_5139-300x300.jpg

888 ms

IMG_9118-300x300.jpg

IMG_9118-300x300.jpg

889 ms

IMG_8987-300x300.jpg

IMG_8987-300x300.jpg

889 ms

IMG_8974-300x300.jpg

IMG_8974-300x300.jpg

890 ms

IMG_8826-300x300.jpg

IMG_8826-300x300.jpg

890 ms

IMG_8708-300x300.jpg

IMG_8708-300x300.jpg

890 ms

british-marine.jpg

british-marine.jpg

891 ms

cpt.jpg

cpt.jpg

851 ms

southbank-logo-black-png.png

southbank-logo-black-png.png

850 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPHjd5a7dvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPHjd5a7dvg.ttf

131 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPErd5a7dvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPErd5a7dvg.ttf

131 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPCbd5a7dvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPCbd5a7dvg.ttf

200 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPKba5a7dvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPKba5a7dvg.ttf

258 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPJ_a5a7dvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPJ_a5a7dvg.ttf

256 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPPja5a7dvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPPja5a7dvg.ttf

256 ms

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPNHa5a7dvg.ttf

o-0bIpQoyXQa2RxT7-5B6Ryxs2E_6n1iPNHa5a7dvg.ttf

256 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

920 ms

www-widgetapi.js

www-widgetapi.js

23 ms

gtm.js

gtm.js

207 ms

227 ms

AfDnV_KA4i4

AfDnV_KA4i4

191 ms

3656872.js

3656872.js

218 ms

tripadvisor-excellence-1.jpg

tripadvisor-excellence-1.jpg

809 ms

kid-rated.jpg

kid-rated.jpg

879 ms

home-background.jpg

home-background.jpg

878 ms

footer-bg.jpg

footer-bg.jpg

879 ms

arrow-left.png

arrow-left.png

792 ms

arrow-right.png

arrow-right.png

791 ms

www-player.css

www-player.css

118 ms

www-embed-player.js

www-embed-player.js

150 ms

base.js

base.js

224 ms

ga.js

ga.js

138 ms

422 ms

__utm.gif

__utm.gif

414 ms

ad_status.js

ad_status.js

235 ms

-IE9NVOjDHeKbguIKoMv97ZGvbdnRzECCJkBZGu5IKs.js

-IE9NVOjDHeKbguIKoMv97ZGvbdnRzECCJkBZGu5IKs.js

144 ms

embed.js

embed.js

92 ms

collect

collect

90 ms

id

id

75 ms

ga-audiences

ga-audiences

81 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

41 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

42 ms

roundtrip.js

roundtrip.js

104 ms

Accessibility Review

londonducktours.co.uk accessibility score

93

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

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

Links do not have a discernible name

Best Practices

londonducktours.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

londonducktours.co.uk SEO score

83

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 Londonducktours.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 Londonducktours.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

londonducktours.co.uk

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