DNS reverse lookups sees old server

[Barry Margolin]

In article <c1lddg$190i$1 at sf1.isc.org>, google at gtechllc.com (Mitch) 
wrote:

> Hello all,
> I hope that this is the appropriate group, but I wasn't sure where to
> start...  I've got a reverse lookup issue with our mail server.  The
> problem is that I do the host command on a linux box and it sees the
> IP address (eg: host mail.mycompany.com    returns    208.25.66.194)  
> then I do host on the IP address    (eg: host 208.25.66.194    returns
>     oldmail.mycompany.com).  The problem is that doing the host
> command on our mail server IP returns the name of the old mail server
> and I'm not sure where to go to fix it!...  I'm somewhat failiar with
> DNS and how it works, but I didn't setup the system here and could use
> some help in figuring out where to start.

Is that the real IP address?  When I try that reverse lookup, two of the 
three servers don't respond at all, and the third one doesn't have any 
PTR record for the address.

If you want our help, repost with the real names and address.

-- 
Barry Margolin, barmar at alum.mit.edu
Arlington, MA