Postfix Virtual Domain - mail is send by second server
108277
postfix user unknown in virtual alias table
67447
Unable to Telnet into port 25 on CentOS PostFix Server
5057
How do I spamtrap with Postfix?
70100
Mail-inbox shows a mail sent from its own mail-address without having sent it
145904
backlinks: two domains with same IP
47610
Why am I getting different results from two servers that located in the same destination network?
150678
Sendmail (by postfix) is not working on Ubuntu
63501
Configure Postfix to use external MX servers for delivery of local mail if user is unknown
88536
Gmail does not accept mail from a new server
36752
Why does gmail think mail my server sends is a spam?
61398
How do I create a rule in Outlook for handling emails which are not sent using the senders domain
158697
Postfix + sasl method rimap strips domain name from user
60472
Oneboxing a onebox from a different chat server generates a weird URL
49824
Postfix - Mail system is down
69404
Reverse DNS - how to correctly configure for SMTP delivery
48156
How do I leave mail at the registrar while serving the web from host?
89269
Is it possible to set two MX records for one domain?