16 Dec
2009
16 Dec
'09
2:30 a.m.
Security by obscurity, in this day and age? :) On Wed, Dec 16, 2009 at 11:42 AM, James Hess <mysidia@gmail.com> wrote:
As is common for many domains. Spammers coming in by scanning large ranges of IPs, have no pointer to report the mailserver they discovered is @example.com inbound (or outbound) mail.
Since the RDNS domain is different, and in fact generic, which helps avoid assisting the spammer in identifying the IP as an inbound mail server.
-- Suresh Ramasubramanian (ops.lists@gmail.com)