Unterstützte Protokolle auf dem Server (surbtal.net)

Port  25smtp mtaincoming mail to postfix
Port 110pop3mailbox / proxy POP
Port 143imapmailbox / proxy
Port 443httpsmailbox / proxy – web mail client HTTP over TLS
465smtpsmta Incoming mail to postfix over TLS (Legacy Outlook only? If possible, use 587 instead)
587smtpmta Mail submission over TLS
993imapsmailbox / proxy IMAP over TLS
995pop3mailbox / proxy POP3 over TLS