Here are settings which can be used to configure your mail client:
Secure SSL/TLS Settings
Username: youremail@yourdomain.com
Password: Use the email account’s password.
Incoming Server: dime174.dizinc.com
IMAP Port: 993 (This server requires a Secure/SSL Connection)
POP3 Port: 995 (This server requires a Secure/SSL Connection)
Outgoing Server: dime174.dizinc.com
SMTP Port: 465 (This server requires a Secure/SSL Connection)
Authentication is required for IMAP, POP3, and SMTP.