[GreenKeys] Fwd: Mail Delivery Failure - why?

[Ralph Irish]

----- Forwarded Message -----
From: "Mail Delivery System" <postmaster at knology.net>
To: "Ralph Irish" <w8roi at wowway.com>
Sent: Tuesday, December 28, 2021 4:34:48 PM
Subject: Mail Delivery Failure

This message was created automatically by the mail system (ecelerity).

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

>>> greenkeys at mailman.qth.net (reading confirmation): 550 High probability of spam

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Date: Tue, 28 Dec 2021 16:34:45 -0500 (EST)
From: Ralph   Irish   <w8roi at wowway.com>
To: greenkeys <greenkeys at mailman.qth.net>
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