Which list address is preferred?

[Jean-Pierre A. Radley]

Bob Rasmussen propounded (on Mon, Jan 24, 2005 at 09:30:05PM -0800):
| On Mon, 24 Jan 2005, Bill Campbell wrote:
| 
| > Not exactly.  The primary MX server for lists.celestial.com is the machine
| > that hosts the mailing lists while the seaslug.org machine is at least one
| > hop away from that machine.  The end result is the same, but there are
| > three different primary MX forwarders:
| >
| >                Domain                Primary MX
| >                lists.celestial.com   diablo.celestial.com
| >                celestial.com         mx1.celestial.com
| >                seaslug.org           johngalt.celestial.com
| 
| I am getting the following:
| Unable to deliver message to the following address(es) filePro Mailing
| List
| <Filepro-list at lists.celestial.com>.
| 
| Remote host said: 554 delivery error: User does not exist.

But that's precisely the address to which I am sending this reply.
???

-- 
JP