Tools & Wizards About Us
alderhey.nhs.uk screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

alderhey.nhs.uk

Alder Hey Children's Hospital Trust

Page Load Speed

2.1 sec in total

First Response

140 ms

Resources Loaded

1.1 sec

Page Rendered

903 ms

alderhey.nhs.uk screenshot

About Website

Click here to check amazing Alder Hey content for United Kingdom. Otherwise, check out these important facts you probably never knew about alderhey.nhs.uk

The official Alder Hey Children's NHS Foundation Trust website. Find out about our services, how to get here and much more.

Visit alderhey.nhs.uk

Key Findings

We analyzed Alderhey.nhs.uk page load time and found that the first response time was 140 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

alderhey.nhs.uk performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0.121

84/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

www.alderhey.nhs.uk

140 ms

style.css

43 ms

pdp0wvd.css

204 ms

cookieblocker.min.css

59 ms

style.css

54 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 84% of them (52 requests) were addressed to the original Alderhey.nhs.uk, 3% (2 requests) were made to Use.typekit.net and 3% (2 requests) were made to Assets.nhs.uk. The less responsive or slowest element that took the longest time to load (466 ms) relates to the external source Assets.nhs.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.9 kB (6%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Alderhey.nhs.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. 70% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 84.2 kB

  • Original 102.3 kB
  • After minification 83.5 kB
  • After compression 18.1 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 18.8 kB, which is 18% 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 84.2 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • 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. Alder Hey images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.8 kB

  • Original 398.2 kB
  • After minification 398.2 kB
  • After compression 394.5 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

-8%

Potential reduce by 3.0 kB

  • Original 35.6 kB
  • After minification 35.6 kB
  • After compression 32.6 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. Alderhey.nhs.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (48%)

Requests Now

58

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alder Hey. 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 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.alderhey.nhs.uk

www.alderhey.nhs.uk

140 ms

style.css

style.css

43 ms

pdp0wvd.css

pdp0wvd.css

204 ms

cookieblocker.min.css

cookieblocker.min.css

59 ms

style.css

style.css

54 ms

search-forms.css

search-forms.css

54 ms

jquery-3.5.1.js

jquery-3.5.1.js

55 ms

widget.js

widget.js

76 ms

element.js

element.js

82 ms

scripts.min.js

scripts.min.js

65 ms

js

js

111 ms

new-tab.js

new-tab.js

66 ms

script.min.js

script.min.js

72 ms

api.js

api.js

92 ms

complianz.min.js

complianz.min.js

70 ms

p.css

p.css

27 ms

logo-2.svg

logo-2.svg

80 ms

search-white.svg

search-white.svg

58 ms

top-wave.svg

top-wave.svg

57 ms

background-2.svg

background-2.svg

62 ms

Staying-with-your-child-Level-1-1-scaled-726x596-f50_50.jpg

Staying-with-your-child-Level-1-1-scaled-726x596-f50_50.jpg

62 ms

bubbles.svg

bubbles.svg

60 ms

title-left.svg

title-left.svg

59 ms

title-right.svg

title-right.svg

64 ms

getting-here.svg

getting-here.svg

64 ms

staying-in.svg

staying-in.svg

65 ms

outpatients.svg

outpatients.svg

67 ms

services.svg

services.svg

68 ms

careers.svg

careers.svg

66 ms

children-campus.svg

children-campus.svg

69 ms

search-character.svg

search-character.svg

82 ms

search-black.svg

search-black.svg

81 ms

slider-top.svg

slider-top.svg

78 ms

slider-bottom.svg

slider-bottom.svg

125 ms

Vision-2030-_Main-Sunflower-e1720599095507-720x500-f50_50.png

Vision-2030-_Main-Sunflower-e1720599095507-720x500-f50_50.png

209 ms

arrow-right-white.svg

arrow-right-white.svg

82 ms

Charity-slider-image-720x500-f50_50.jpg

Charity-slider-image-720x500-f50_50.jpg

124 ms

Alder-Hey-160123-137-scaled-720x500-f50_50.jpg

Alder-Hey-160123-137-scaled-720x500-f50_50.jpg

126 ms

Innovation-slider-image-1-720x500-f50_50.jpg

Innovation-slider-image-1-720x500-f50_50.jpg

128 ms

pause.svg

pause.svg

127 ms

Alder-Hey-Childrens-Hospital-Level-2-900x600-f50_50.jpg

Alder-Hey-Childrens-Hospital-Level-2-900x600-f50_50.jpg

127 ms

Blood-van-900x600-f50_50.jpg

Blood-van-900x600-f50_50.jpg

128 ms

ALD2045-Community-family-fun-day-Instagram-post-scaled-900x600-f50_50.jpg

ALD2045-Community-family-fun-day-Instagram-post-scaled-900x600-f50_50.jpg

129 ms

blue-dots.svg

blue-dots.svg

128 ms

falling-character.svg

falling-character.svg

130 ms

Campus-website-image-scaled-1260x945-f50_50.jpg

Campus-website-image-scaled-1260x945-f50_50.jpg

133 ms

MicrosoftTeams-image-4.png

MicrosoftTeams-image-4.png

184 ms

CYP-As-One.png

CYP-As-One.png

186 ms

MicrosoftTeams-image-6.png

MicrosoftTeams-image-6.png

184 ms

footer-top.svg

footer-top.svg

196 ms

rainbow.svg

rainbow.svg

199 ms

social-youtube-light.svg

social-youtube-light.svg

198 ms

social-linkedin-light.svg

social-linkedin-light.svg

143 ms

social-facebook-light.svg

social-facebook-light.svg

140 ms

social-instagram-light.svg

social-instagram-light.svg

228 ms

social-twitter-light.svg

social-twitter-light.svg

228 ms

social-tiktok.svg

social-tiktok.svg

228 ms

rainbow-mob.svg

rainbow-mob.svg

228 ms

FrutigerLTW01-55Roman.woff

FrutigerLTW01-55Roman.woff

466 ms

FrutigerLTW01-65Bold.woff

FrutigerLTW01-65Bold.woff

395 ms

d

d

14 ms

recaptcha__en.js

recaptcha__en.js

97 ms

Accessibility Review

alderhey.nhs.uk accessibility score

100

Accessibility Issues

Best Practices

alderhey.nhs.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

SEO Factors

alderhey.nhs.uk SEO score

91

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

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 Alderhey.nhs.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 Alderhey.nhs.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

alderhey.nhs.uk

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