Which alternative SMTP email sending servers can I use?

Below is a list of know Internet Service Provider SMTP servers. Should you be unsure on which server to make use of, please contact your ISP for assistance:

Telkom ADSL - smtp.dsl.telkomsa.net or mail.saix.net or smtp.saix.net
MWEB ADSL - smtp.mweb.co.za or smtp.mweb.net
Vodacom 3G- smtp.vodacom.co.za or smtp.vodamail.co.za
MTN 3G - mail.mtn.co.za or smtp.mtn.co.za
Cell C - mail.cmobile.co.za
iBurst - smtp.iburst.co.za
Internet Solutions (IS) - smtp.isdsl.net
Neotel - smtp.neomail.co.za or smtp.neotel.co.za
@lantic - smtp.lantic.net

Note:

The above servers usually operate without username and password authentication and are accessible on the default SMTP port (25).

Should you make use of your ISP’s SMTP server, Hetzner will not be able to track mails sent via these servers and you will need to contact the respective ISP for assistance in this regard.