Tools & Wizards About Us
icrgf.org screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

icrgf.org

Make a donation - The Institute of Cancer Research, London

Page Load Speed

4 sec in total

First Response

1 sec

Resources Loaded

2.7 sec

Page Rendered

237 ms

icrgf.org screenshot

About Website

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

Choose to give either a regular or single donation and help us continue our vital work in defeating cancer. Donate to the Institute of Cancer Research today.

Visit icrgf.org

Key Findings

We analyzed Icrgf.org page load time and found that the first response time was 1 sec and then it took 3 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

icrgf.org performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value630 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.05

99/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

make-a-donation

1011 ms

CommonStyles

309 ms

jquery-1.10.1.min.js

33 ms

modernizr-2.6.2.min.js

34 ms

otSDKStub.js

34 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Icrgf.org, 9% (3 requests) were made to Cdn.cookielaw.org and 9% (3 requests) were made to D1ijoxngr27nfi.cloudfront.net. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Icr.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.8 kB (14%)

Content Size

659.0 kB

After Optimization

568.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Icrgf.org main page is 659.0 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. 25% of websites need less resources to load. Javascripts take 388.9 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 75.1 kB

  • Original 88.8 kB
  • After minification 72.9 kB
  • After compression 13.7 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 16.0 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 75.1 kB or 85% of the original size.

Image Optimization

-2%

Potential reduce by 3.1 kB

  • Original 180.6 kB
  • After minification 177.5 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. Icrgf images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 12.2 kB

  • Original 388.9 kB
  • After minification 388.9 kB
  • After compression 376.7 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

-40%

Potential reduce by 291 B

  • Original 723 B
  • After minification 723 B
  • After compression 432 B

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. Icrgf.org needs all CSS files to be minified and compressed as it can save up to 291 B or 40% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (48%)

Requests Now

27

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Icrgf. 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 as a result speed up the page load time.

Network Requests Diagram

make-a-donation

make-a-donation

1011 ms

CommonStyles

CommonStyles

309 ms

jquery-1.10.1.min.js

jquery-1.10.1.min.js

33 ms

modernizr-2.6.2.min.js

modernizr-2.6.2.min.js

34 ms

otSDKStub.js

otSDKStub.js

34 ms

3747317026.js

3747317026.js

56 ms

Telerik.Web.UI.WebResource.axd

Telerik.Web.UI.WebResource.axd

454 ms

WebResource.axd

WebResource.axd

407 ms

ScriptResource.axd

ScriptResource.axd

525 ms

ScriptResource.axd

ScriptResource.axd

433 ms

email-decode.min.js

email-decode.min.js

35 ms

js

js

91 ms

CommonScripts

CommonScripts

644 ms

cd85ddbb-ecfe-4f84-98bf-377e00ae6a4a.json

cd85ddbb-ecfe-4f84-98bf-377e00ae6a4a.json

41 ms

gtm.js

gtm.js

106 ms

lineto-replicaproregular.woff

lineto-replicaproregular.woff

17 ms

location

location

34 ms

otBannerSdk.js

otBannerSdk.js

31 ms

instagram-white.png

instagram-white.png

25 ms

logo.png

logo.png

25 ms

instagram-grey.png

instagram-grey.png

24 ms

sian-baker-ride-london-2016_header_4cf7734d-eb35-4c9c-9b73-b14b39815c38.jpg

sian-baker-ride-london-2016_header_4cf7734d-eb35-4c9c-9b73-b14b39815c38.jpg

347 ms

chris-lucas-with-his-parents-lynn-and-lynn-lucas.jpg

chris-lucas-with-his-parents-lynn-and-lynn-lucas.jpg

492 ms

fundraising-regulator---logo-v2.jpg

fundraising-regulator---logo-v2.jpg

569 ms

loader.gif

loader.gif

171 ms

button-arrow-orange.png

button-arrow-orange.png

171 ms

ICR-Icon-font.woff

ICR-Icon-font.woff

84 ms

lineto-replicaprobold.woff

lineto-replicaprobold.woff

584 ms

main.js

main.js

7 ms

sian-baker-ride-london-2016_header_4cf7734d-eb35-4c9c-9b73-b14b39815c38.jpg

sian-baker-ride-london-2016_header_4cf7734d-eb35-4c9c-9b73-b14b39815c38.jpg

643 ms

scientistinlab_3_874x492.jpg

scientistinlab_3_874x492.jpg

15 ms

chris-lucas-with-his-parents-lynn-and-lynn-lucas.jpg

chris-lucas-with-his-parents-lynn-and-lynn-lucas.jpg

420 ms

yvonne-diaz_skiing_cropped.jpg

yvonne-diaz_skiing_cropped.jpg

407 ms

fundraising-regulator---logo-v2.jpg

fundraising-regulator---logo-v2.jpg

401 ms

Accessibility Review

icrgf.org accessibility score

90

Accessibility Issues

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

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

icrgf.org best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

icrgf.org SEO score

97

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

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 Icrgf.org 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 Icrgf.org 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

icrgf.org

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