3.5 sec in total
56 ms
2.7 sec
682 ms
Click here to check amazing Cff content for United States. Otherwise, check out these important facts you probably never knew about cff.org
Cystic Fibrosis Foundation: We will not rest until we find a cure for all people with CF.
Visit cff.orgWe analyzed Cff.org page load time and found that the first response time was 56 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
cff.org performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value48.8 s
0/100
25%
Value22.0 s
0/100
10%
Value1,300 ms
18/100
30%
Value0.139
79/100
15%
Value30.0 s
0/100
10%
56 ms
28 ms
1568 ms
49 ms
24 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 73% of them (37 requests) were addressed to the original Cff.org, 12% (6 requests) were made to Google-analytics.com and 6% (3 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Cff.org.
Page size can be reduced by 730.8 kB (38%)
1.9 MB
1.2 MB
In fact, the total size of Cff.org main page is 1.9 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. 60% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 132.5 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 49.5 kB, which is 31% 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 132.5 kB or 83% of the original size.
Potential reduce by 100.8 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. Cff images are well optimized though.
Potential reduce by 280.4 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 280.4 kB or 62% of the original size.
Potential reduce by 217.1 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. Cff.org needs all CSS files to be minified and compressed as it can save up to 217.1 kB or 85% of the original size.
Number of requests can be reduced by 9 (23%)
39
30
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cff. 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 as a result speed up the page load time.
cff.org
56 ms
www.cff.org
28 ms
www.cff.org
1568 ms
main.min.css
49 ms
cff.css
24 ms
polyfill.min.js
74 ms
head.min.js
46 ms
main.min.js
195 ms
check
940 ms
WebResource.axd
65 ms
icon-sprite.svg
527 ms
gtm.js
627 ms
CTA-Infant-care-square.jpg
555 ms
clinical-trials-mega-menu-andy-square.jpg
556 ms
basics-of-insurance-rectangle.jpg
556 ms
cfrd-blood-sugar-christina-adult-female-square.jpg
567 ms
slider-transplantation-brandon.png
554 ms
slider-treatments-tasha.png
590 ms
slider-emotional-wellness-christina.png
567 ms
slider-germs-josh.png
587 ms
slider-insurance-mara.png
567 ms
slider-clinicans-mary-5.png
578 ms
slider-TDN-3.png
579 ms
slider-guidelines-dr-west.png
586 ms
slider-school-miguel.png
589 ms
slider-traveling-stacy-3.png
589 ms
slider-ways-to-give-morgan.png
587 ms
slider-researchers-bill.png
599 ms
Christina-Roman-Drucy-Borowitz-rectangle.jpg
691 ms
state-advocacy-day-outside-2016.jpg
692 ms
Icon-speech-bubble-white-high-res.png
612 ms
BBB_seal_white.png
613 ms
1e9892c0-6927-4412-9874-1b82801ba47a.woff
579 ms
91b50bbb-9aa1-4d54-9159-ec6f19d14a7c.woff
659 ms
b8e906a1-f5e8-4bf1-8e80-82c646ca4d5f.woff
659 ms
open-sans-v10-latin-regular.woff
659 ms
open-sans-v10-latin-600.woff
659 ms
open-sans-v10-latin-700.woff
660 ms
analytics.js
415 ms
iframe_api
166 ms
Tablets_jacqui-homepage-1-8.jpg
312 ms
rock-salt-v6-latin-regular.woff
201 ms
analytics.js
116 ms
www-widgetapi.js
150 ms
ec.js
101 ms
collect
98 ms
collect
112 ms
collect
87 ms
collect
86 ms
collect
25 ms
collect
31 ms
cff.org accessibility score
cff.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
cff.org 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 Cff.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 Cff.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.
cff.org
Open Graph description is not detected on the main page of Cff. 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: