Does ProtonMail store your IP?

More details can be found at Protonmail Transparency Reportfound in. If you are youraccountWith authentication logging enabled (off by default), your login IP address will also remain permanently (until you delete it).

Protonmail FAQ Can the police track ProtonMail? Do I need a phone number to register a ProtonMail mailbox? Is ProtonMail legal in the US? Is ProtonMail more secure than Gmail? What does a ProtonMail address look like? How many free ProtonMail accounts can I have? Does Protonmail work in China?