[183605] in North American Network Operators' Group

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Re: outlook.com outgoing blacklists?

daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Wed Sep 9 14:22:15 2015

X-Original-To: nanog@nanog.org
To: "Todd K Grand" <tgrand@tgrand.com>
From: Valdis.Kletnieks@vt.edu
In-Reply-To: <D34ED9C8934142B989FC8A5440746CF4@ToddDev>
Date: Wed, 09 Sep 2015 14:22:07 -0400
Cc: nanog@nanog.org
Errors-To: nanog-bounces@nanog.org

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On Wed, 09 Sep 2015 11:49:30 -0500, "Todd K Grand" said:

> This happens without ever sending a packet to our servers.
> The affected domain can send emails to hotmail/outlook accounts just fine.

Step 0:  Verify that the DNS has the appropriate MX, A, and other records
for the failing domain.

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