nanog mailing list archives

Re: outlook.com outgoing blacklists?


From: Valdis.Kletnieks () vt edu
Date: Wed, 09 Sep 2015 14:22:07 -0400

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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