Sure does look like this LISTSERV host site is unvailable:
PSUVM.PSU.EDU unable to deliver following mail to recipient(s):
<[log in to unmask]>
PSUVM.PSU.EDU unable to connect for 3 days to recipient host.
** Text of Mail follows **
Received: from PSUVM.PSU.EDU by PSUVM.PSU.EDU (IBM VM SMTP V2R2)
with BSMTP id 4125; Mon, 02 Mar 98 12:54:57 EST
Received: from PSUVM.PSU.EDU (NJE origin PMW1@PSUVM) by PSUVM.PSU.EDU (LMail
V1.2c/1.8c) with RFC822 id 0808; Mon, 2 Mar 1998 12:54:58 -0500
Date: Mon, 2 Mar 98 12:54 EST
From: "Peter M. Weiss +1 814 863 1843" <[log in to unmask]>
To: [log in to unmask]
release