For POP/SMTP Email Access:

Incoming Mail Server:

pop.yourdomainname.com*

Outgoing Mail Server:

smtp.yourdomainname.com*

Ports

POP: 110

SMTP:  587

For IMAP/SMTP Email Access:

Incoming Mail Server:

imap.yourdomainname.com*

Outgoing Mail Server:

smtp.yourdomainname.com*

Ports

POP: 143

SMTP:  587