Here you can create a free email account with the domain @underworld.dog.
Currently we're in the testing phase, so we're offering a 100 Mb free mailbox with IMAP/POP3 access to the limit of 10,000 accounts and a limit of sending 10 emails/day.
The whole system works within the Tor network, with just a rented VPS for frontend, absolutely nothing is stored at that VPS, it's just used for forward and receive email from the open internet, all emails and databases resides at a Tor protected server.
Here you can: