Incoming Mail (IMAP)
- Server hostname:
- United States: mail.us.opalstack.com
- Germany: mail.de.opalstack.com
- Username: your mail user’s name
- Password: your mail user’s password
- Authentication type: Normal password (some clients show this as just «Password»)
- Secure port – SSL: 993
Incoming Mail (POP3)
- Server hostname:
- United States: mail.us.opalstack.com
- Germany: mail.de.opalstack.com
- Username: your mail user’s name
- Password: your mail user’s password
- Authentication type: Normal password (some clients show this as just «Password»)
- Secure port – SSL: 995
Outgoing Mail (SMTP)
- Server hostname:
- United States: smtp.us.opalstack.com
- Germany: smtp.de.opalstack.com
- Username: your mail user’s name
- Password: your mail user’s password
- Authentication type: Normal password (some clients show this as just «Password»)
- Secure port – SSL: 465
- Secure port – TLS: 587
- Sender address: domain must meet the requirements detailed in Outgoing Mail Domains