outlook.com outgoing blacklists?

Thu Sep 10 20:31:52 UTC 2015

Turns out that there is in fact a list of sorts.
There were some days that the server was unavailable, and the domain was 
added to this list.
The point of the list is unclear, but there is a list.

-----Original Message----- 
From: Marcin Cieslak
Sent: Thursday, September 10, 2015 3:11 PM
To: Todd K Grand
Cc: nanog list
Subject: Re: outlook.com outgoing blacklists?

On Thu, 10 Sep 2015, Todd K Grand wrote:

> The problem has been resolved.
> Thanks to everybody that contributed.

And the issue was...?

~Marcin 