3.2 sec in total
238 ms
2.7 sec
211 ms
Welcome to bhf.org.uk homepage info - get ready to check BHF best content for United Kingdom right away, or after learning these important things about bhf.org.uk
With your donations, we harness the power of science to take on the world’s biggest killers. And together, we give people more time with the ones they love.
Visit bhf.org.ukWe analyzed Bhf.org.uk page load time and found that the first response time was 238 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
bhf.org.uk performance score
name
value
score
weighting
Value2.5 s
67/100
10%
Value9.2 s
1/100
25%
Value5.9 s
47/100
10%
Value940 ms
30/100
30%
Value0
100/100
15%
Value8.1 s
42/100
10%
238 ms
839 ms
459 ms
79 ms
162 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 49% of them (39 requests) were addressed to the original Bhf.org.uk, 6% (5 requests) were made to Pixel.mathtag.com and 5% (4 requests) were made to . The less responsive or slowest element that took the longest time to load (839 ms) belongs to the original domain Bhf.org.uk.
Page size can be reduced by 946.6 kB (46%)
2.0 MB
1.1 MB
In fact, the total size of Bhf.org.uk main page is 2.0 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. 45% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 55.5 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 19.0 kB, which is 26% 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 55.5 kB or 77% of the original size.
Potential reduce by 52.3 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. BHF images are well optimized though.
Potential reduce by 805.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 805.7 kB or 73% of the original size.
Potential reduce by 33.1 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. Bhf.org.uk needs all CSS files to be minified and compressed as it can save up to 33.1 kB or 31% of the original size.
Number of requests can be reduced by 39 (55%)
71
32
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BHF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and as a result speed up the page load time.
bhf.org.uk
238 ms
www.bhf.org.uk
839 ms
fonts.css
459 ms
modernizr.js
79 ms
162 ms
mmcore.js
53 ms
satelliteLib-f22502dd9626b37c6c6c67d48fe9e66cf028f2e7.js
137 ms
WebResource.axd
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WebResource.axd
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jquery.min.js
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6D4A99210C2FD4606.css
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fbevents.js
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mmcore_old.js
7 ms
print.css
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bhf-logo.png
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mbl-search.png
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jenni_article.jpg
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dechox_210x137.jpg
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cycling_kit210x137.jpg
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ibhfnav_mens-hoody.jpg
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f_and_e316x205_v2.jpg
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research-strategy-210x137.png
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our-community_210x137.jpg
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your-stories_210x137.jpg
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1in4_210x137.jpg
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dechox-homepage-banner.png
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blood-samples2.jpg
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miles_frost_carousel.jpg
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research-strategy-210x137.png
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scientist-for-homepage.jpg
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healthcare_professionals_210x137.jpg
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pound_sign_85x109.jpg
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logo-frsb.jpg
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twitter.png
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facebook.png
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gtm.js
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magnify-white-16x17.png
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error-bg.png
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arrow-red-right-9x10.png
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icon-twitter-feed.png
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arrow-red-up-13x10.png
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KPlvpHY+jA==
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16 ms
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DcSzz5o
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s-code-contents-fd99e96806cb0537f67a121de840ce67b78ae0e3.js
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analytics.js
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conversion_async.js
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tag.js
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oct.js
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1.js
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activityi;src=5182319;type=bhfii0;cat=bhfho0;ord=1;num=3869406193425;~oref=https%3A%2F%2Fwww.bhf.org.uk%2F
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collect
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collect
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capture-apps-4.9.1.js
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adsct
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ga-audiences
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s45688477111980
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iframe
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img
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iframeStorage.html
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05C78DCD-0CC2-4BB9-8721-5DC67923503A
58 ms
iframe
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img
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img
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iframeStorage.js
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nr-852.min.js
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cara-prev.png
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sessioncam.recorder.js
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cara-next.png
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84e665e1fc
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config.aspx
32 ms
bhf.org.uk accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
bhf.org.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
bhf.org.uk SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bhf.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 Bhf.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.
bhf.org.uk
Open Graph description is not detected on the main page of BHF. 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: