The Email settings to setup a Secure SSL/TLS connection are:

Username:  (your email address goes here)

Password:   (your password goes here)

Incoming Mail Server: vps.dnshoster.net

For an IMAP connection use incoming Port: 993

For a POP3 connection use incoming Port: 995

Outgoing Mail Server: vps.dnshoster.net

SMTP Port: 465

Authentication is required for IMAP, POP3 and SMTP