6.8 sec in total
Click here to check amazing Proton Mail content for United States. Otherwise, check out these important facts you probably never knew about protonmail.ch
Proton Mail is the world’s largest secure email service with over 100 million users. Available on Web, iOS, Android, and desktop. Protected by Swiss privacy law.Visit protonmail.ch
We analyzed Protonmail.ch page load time and found that the first response time was 324 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
protonmail.ch performance score
Our browser made a total of 50 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Protonmail.ch, 92% (46 requests) were made to Protonmail.com and 4% (2 requests) were made to Mail.protonmail.com. The less responsive or slowest element that took the longest time to load (2.9 sec) relates to the external source Protonmail.com.
Page size can be reduced by 770.7 kB (31%)
In fact, the total size of Protonmail.ch main page is 2.5 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. 35% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 38.1 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 13.5 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 38.1 kB or 83% of the original size.
Potential reduce by 347.9 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. Obviously, Proton Mail needs image optimization as it can save up to 347.9 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 298.8 kB
Potential reduce by 85.9 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. Protonmail.ch needs all CSS files to be minified and compressed as it can save up to 85.9 kB or 79% of the original size.
We found no issues to fix!
protonmail.ch accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
<html> element does not have a [lang] attribute
protonmail.ch best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Page has valid source maps
protonmail.ch SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Links do not have descriptive text
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/).
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Protonmail.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Protonmail.ch 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.
Open Graph description is not detected on the main page of Proton Mail. 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: