To register send an email to admin@nullstack.eu
Please read deliverability status before sending emails !

Client Settings

IMAP Server: nullstack.eu at port 993 with SSL/TLS
SMTP Server: nullstack.eu at port 465 with SSL/TLS

Username and password for both servers are the same as for webmail.
By default, you can use 3 email aliases (plus any other additionally requested):