7.6 sec in total
1.5 sec
5.3 sec
788 ms
Visit protons.com now to see the best up-to-date Proton S content for United States and also check out these interesting facts you probably never knew about protons.com
Explore our proton treatment center, trusted by patients with cancer and other conditions for more than 30 years.
Visit protons.comWe analyzed Protons.com page load time and found that the first response time was 1.5 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
protons.com performance score
name
value
score
weighting
Value3.6 s
33/100
10%
Value10.8 s
0/100
25%
Value5.6 s
52/100
10%
Value1,240 ms
19/100
30%
Value0.287
42/100
15%
Value15.0 s
8/100
10%
1473 ms
686 ms
711 ms
191 ms
196 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 43% of them (20 requests) were addressed to the original Protons.com, 28% (13 requests) were made to Use.typekit.net and 6% (3 requests) were made to Analytics.clickpathmedia.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Protons.com.
Page size can be reduced by 918.6 kB (33%)
2.7 MB
1.8 MB
In fact, the total size of Protons.com main page is 2.7 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. 50% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 29.3 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 29.3 kB or 73% of the original size.
Potential reduce by 17.8 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. Proton S images are well optimized though.
Potential reduce by 506.9 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 506.9 kB or 76% of the original size.
Potential reduce by 364.6 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. Protons.com needs all CSS files to be minified and compressed as it can save up to 364.6 kB or 84% of the original size.
Number of requests can be reduced by 17 (49%)
35
18
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Proton S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
protons.com
1473 ms
bootstrap.css
686 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
711 ms
css_vZ7OMldNxT0kN_1nW7_5iIquAxAdcU-aJ-ucVab5t40.css
191 ms
css_DAfUe0J5OLlc4A7x3FSU636yzaklNhJmAJ5ATmbFobQ.css
196 ms
css_bXD_KwDY4Uxf2ADDnUfO7XE540GTrR5Wdcv4k3-RX2A.css
194 ms
css_xr6gjHzYsZfT-y9Dpsk65PcW7_sWobf611XhPTBHb3Y.css
267 ms
skin.iQz4SKuZgiscc3O8FvW6TrwqydFQusZJGO5apT3kcxQ.css
347 ms
js_MpKfe1sTh5JIVGCZ17DsAuT1rqAC38MLLlkjqjQ1X_k.js
465 ms
js_-jxmafM2TFyolD_mQzXhCP-SF_pwWhzLa4zFfEZRc2A.js
436 ms
js_PXCzP52jpcIgdCSRN_uHs2dulCnRn_EfmB8CLxc3WLA.js
774 ms
grk6gcm.js
344 ms
clickpathremote.js
484 ms
makeClickToTalk.js
595 ms
DNI_Q.js
125 ms
logtraffic.aspx
288 ms
protons.com
339 ms
gtm.js
278 ms
llu-logo-protons-header.png
492 ms
videos
395 ms
protons-senior-couple-beach.jpg
664 ms
protons-prostate-cancer.jpg
744 ms
protons-breast-cancer.jpg
743 ms
protons-lung-cancer.jpg
844 ms
protons-why-loma-linda-home.jpg
846 ms
protons-senior-couple-hiking.jpg
2052 ms
protons-logo-footer.png
967 ms
fontawesome-webfont.woff
1077 ms
analytics.js
196 ms
fbds.js
275 ms
u9VE-PXWsBO4C5z0BToz_nOHTLKw2kHxcQU7SjL77jMff5cbgsMdeMJ6Mk6f5Mb.woff
748 ms
EPkq5SiLjpZc6jHcUzFgPAWeuG8-C7oSOUcHkWVZ73Gff5KbgsMdeMJ6Mk6f5Mw.woff
326 ms
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440 ms
PTezhU41_OoIWScZdfp_KUPrGmOvBm9NjHiubgQZ4IIff5c6EN32IgCjMKM2HMJtgM.woff
522 ms
AsO6kVefTF256tXWJK7x28InPSDiPmlrRJnzwvIdYNbffVA6EN32IgCjMKM2HMJtM3.woff
622 ms
llvT7SmOgDfrhVHGHcwKuY3yGL1vIfyTmAcxwaGb2b3ff506EN32IgCjMKM2HMJtg6.woff
682 ms
A0kIyqXC2xdAqOGcRLyEX4lSwhMVI1ATZNmGuiK4vUtffVe6EN32IgCjMKM2HMJtg3.woff
743 ms
2uohTSNFI2UUgQEJxxgK5F4UcCGjxae7p52ow6ryQuSff57bgsMdeMJ6Mk6f5Mt.woff
1002 ms
P63Z5QiLLjvOJephd6AdkaUbycuVWW2f01r_CUN45rvff5EbgsMdeMJ6Mk6f5gI.woff
803 ms
wl-Mhgjywvs83i8xEe3sRQ7kAJX72gHJijUrFy6L2ECff5r6EN32IgCjMKM2HMJt2b.woff
899 ms
0CPgpXQR7BB5qKTkbpkfMj7O8_k-mkPKqveLLFuWnwbffV-6EN32IgCjMKM2HMJt26.woff
947 ms
linkid.js
55 ms
collect
56 ms
collect
264 ms
232 ms
p.gif
336 ms
35 ms
protons.com 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.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
protons.com 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
Page has valid source maps
protons.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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 Protons.com 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 Protons.com 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.
protons.com
Open Graph description is not detected on the main page of Proton S. 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: