There are two sets of credentials. The one you that will work for you depends on your device and/or email client (the software you use to read your email. Ex Outlook, Google, iOs etc. If the first one does not work, use the second one.
Method 1
Username
Your email address (ex. info@yourdomain.co.za
Password
***********
Incoming mail server
dedi284.cpt4.host-h.net
Port
993
Outgoing Mail server
dedi284.cpt4.host-h.net
Port
587
Authentication
Authentication required
SSL/TSL
On
Method 2
Username
Your email address (ex. info@yourdomain.co.za
Password
***********
Incoming mail server
mail.yourdomain.co.za
Ports (IMAP/POP)
IMAP 993 POP 995
Outgoing Mail server
smtp.yourdomain.co.za
Port
465
Authentication
Authentication required
SSL/TSL
On
Setup guides for different Devices and Email software.