Go Daddy:

POP3
Incoming mail server
pop.secureserver.net
Outgoing mail server (SMTP)
smtpout.secureserver.net

IMAP
Incoming mail server
imap.secureserver.net
Outgoing mail server (SMTP)
smtpout.secureserver.net

DSM:

smtp: ss.dsmhosting.net
pop: vw.dsmhosting.net

Rogers:

smtp.broadband.rogers.com