mailing list archives
Re: On the inoc-dba subject
From: "Rubens Kuhl Jr." <rubensk () gmail com>
Date: Mon, 6 Feb 2006 10:31:44 -0200
Please make sure that your spam filters allow email from "pch.net"
before you sign up, since we will need to automatically verify your
Since we all know that whitelisting and blacklisting by in-band stated
"from" email address is quite wrong-headed, from a clue standpoint.
Perhaps something like this?
Please make sure that your spam filters allow email sent from
<ip-addresses> with a from address of pch.net before you sign up, since
we will need to automatically verify your email address.
Where <ip-addresses> is the output of a dig command against the outgoing
smtp servers sending the notifications?
pch.net publishes a SPF record:
"v=spf1 ip4:18.104.22.168/32 mx mx:woodynet.net a:sprockets.gibbard.org
Besides going from soft-fail (~all) to fail (-all), they are already
giving you the tools you need to validate a MAIL FROM: claim.