Re: [Asrg] Re: 6. Proposals - Verification via RCPT TO callback

["Hector Santos" <winserver.support@winserver.com>]

----- Original Message ----- 
From: "Hector Santos" <winserver.support@winserver.com>
To: "Yakov Shafranovich" <research@solidmatrix.com>; "ASRG" <asrg@ietf.org>
Sent: Thursday, December 18, 2003 4:08 PM
Subject: [Asrg] Re: 6. Proposals - Verification via RCPT TO callback


> total cbv bad ptr          :    2212     9.09%
> total cbv bad no mx        :     521     2.14%
> total cbv bad no mx host   :       0     0.00
> total cbv bad connect      :    5207    21.39%
>
> Approximately 22% failed at the PTR, MX, Connect level.

That should be 33%.  I just want to correct this because it is significant.
Most systems do provide an MX.  They must put a server behind it, but they
do comply with "DNS"  - so DNS based proposal need to realized that just
because they have a "record" in DNS, does not necessary mean its valid.

-- Hector



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