Tools & Wizards About Us
lrf.org.uk screenshot

Report Summary

  • 67

    Performance

    Renders faster than
    79% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 96% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

lrf.org.uk

Blood Cancer UK | We're here to beat blood cancer

Page Load Speed

1.3 sec in total

First Response

245 ms

Resources Loaded

784 ms

Page Rendered

306 ms

lrf.org.uk screenshot

About Website

Visit lrf.org.uk now to see the best up-to-date Lrf content and also check out these interesting facts you probably never knew about lrf.org.uk

Blood Cancer UK is a community dedicated to beating blood cancer by funding research and supporting those affected.

Visit lrf.org.uk

Key Findings

We analyzed Lrf.org.uk page load time and found that the first response time was 245 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

lrf.org.uk performance score

67

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value8.8 s

1/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

www.bloodwise.org.uk

245 ms

bloodcancer.org.uk

62 ms

gtm.js

92 ms

j.php

61 ms

css

37 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Lrf.org.uk, 26% (9 requests) were made to Bloodcancer.org.uk and 6% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (268 ms) relates to the external source Bcuk.cdn.ngo.

Page Optimization Overview & Recommendations

Page size can be reduced by 109.8 kB (11%)

Content Size

975.0 kB

After Optimization

865.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Lrf.org.uk main page is 975.0 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. 50% of websites need less resources to load. Images take 861.3 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 98.4 kB

  • Original 113.1 kB
  • After minification 80.4 kB
  • After compression 14.7 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. This page needs HTML code to be minified as it can gain 32.7 kB, which is 29% 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 98.4 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 11.4 kB

  • Original 861.3 kB
  • After minification 849.8 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. Lrf images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 17 B

  • Original 655 B
  • After minification 655 B
  • After compression 638 B

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.

Requests Breakdown

Number of requests can be reduced by 4 (14%)

Requests Now

29

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lrf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.bloodwise.org.uk

www.bloodwise.org.uk

245 ms

bloodcancer.org.uk

bloodcancer.org.uk

62 ms

gtm.js

gtm.js

92 ms

j.php

j.php

61 ms

css

css

37 ms

main.2063ded52aa3.css

main.2063ded52aa3.css

26 ms

JustdiagnosedMenu4.7a5aa4b6.fill-310x370.png

JustdiagnosedMenu4.7a5aa4b6.fill-310x370.png

241 ms

HUGO_68.10af70e5.fill-310x370.jpg

HUGO_68.10af70e5.fill-310x370.jpg

219 ms

1301scr_753009c4574bf3e.2e16d0ba.fill-310x370.jpg

1301scr_753009c4574bf3e.2e16d0ba.fill-310x370.jpg

221 ms

RS731_Research_5.2e16d0ba.fill-310x370.jpg

RS731_Research_5.2e16d0ba.fill-310x370.jpg

218 ms

RS164_yao_jiang_jennifer_butler_fa.a1f8456a.fill-310x370.jpg

RS164_yao_jiang_jennifer_butler_fa.a1f8456a.fill-310x370.jpg

206 ms

anindita_roy_pictured_in_a_laborat.2e16d0ba.fill-310x370.jpg

anindita_roy_pictured_in_a_laborat.2e16d0ba.fill-310x370.jpg

235 ms

bcuk-logo.cc18cb3e4702.png

bcuk-logo.cc18cb3e4702.png

58 ms

email-decode.min.js

email-decode.min.js

26 ms

main.01c9d158fa9b.js

main.01c9d158fa9b.js

60 ms

RS6451_IT2_6972_scr.2e16d0ba.fill-200x200.jpg

RS6451_IT2_6972_scr.2e16d0ba.fill-200x200.jpg

214 ms

RS2081_Bloodwise_Hinna-4949-scr.2e16d0ba.fill-200x200.jpg

RS2081_Bloodwise_Hinna-4949-scr.2e16d0ba.fill-200x200.jpg

232 ms

RS3915_BCUK19621-scr.2e16d0ba.fill-200x200.jpg

RS3915_BCUK19621-scr.2e16d0ba.fill-200x200.jpg

226 ms

RS3998_6_scr.2e16d0ba.fill-200x200.jpg

RS3998_6_scr.2e16d0ba.fill-200x200.jpg

229 ms

RS1487_AG548_0104_2_walk_the_world.2e16d0ba.fill-500x450.jpg

RS1487_AG548_0104_2_walk_the_world.2e16d0ba.fill-500x450.jpg

229 ms

RS5540_JLawrence-Photography-0124_.d5fdf265.fill-390x290.jpg

RS5540_JLawrence-Photography-0124_.d5fdf265.fill-390x290.jpg

239 ms

RS6095_ROM_3888_lpr.2e16d0ba.fill-390x290.jpg

RS6095_ROM_3888_lpr.2e16d0ba.fill-390x290.jpg

268 ms

vaccine3new.2e16d0ba.fill-200x200.jpg

vaccine3new.2e16d0ba.fill-200x200.jpg

266 ms

Drugs.2e16d0ba.fill-200x200.png

Drugs.2e16d0ba.fill-200x200.png

268 ms

Ellie-Bray.2e16d0ba.fill-200x200.jpg

Ellie-Bray.2e16d0ba.fill-200x200.jpg

267 ms

api.js

api.js

32 ms

Ellie_1.width-1920.jpg

Ellie_1.width-1920.jpg

217 ms

computer.width-100.png

computer.width-100.png

216 ms

speechicon.width-100.png

speechicon.width-100.png

217 ms

fr-reglogo.40f3105a8c1f.png

fr-reglogo.40f3105a8c1f.png

32 ms

payment-icons.3f28d404edbb.png

payment-icons.3f28d404edbb.png

31 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

23 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

30 ms

sharp-slab-bold.d402fcad75b6.woff

sharp-slab-bold.d402fcad75b6.woff

62 ms

sharp-slab-medium.716b4d368d23.woff

sharp-slab-medium.716b4d368d23.woff

30 ms

Accessibility Review

lrf.org.uk accessibility score

99

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

lrf.org.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

lrf.org.uk SEO score

100

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 Lrf.org.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 Lrf.org.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

lrf.org.uk

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