I think he means when you type "host somedomain.com" at the command prompt you the Ip address and mx record. So he's probably referring to the MX record.
----- Original Message ----- From: "Len Conrad" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, October 15, 2003 9:22 AM Subject: [IMGate] Re: Relay using IMGate > > > >Well right now I have records in the DNS that looks like this. Two MX > >records, one has a priority 10 and is mgw1.ispdomain.com and one that > >has a priority 20 and is mail.domain.com. Then I have a HOST record > >that points mail to the IP of the Imail server. > > what's a host record? > > > Should I point the HOST > >record for mail to the IP of the IMGate box? It looks like mail is > >getting sent directly to the Imail machine. > > With or without the Imail machine in DNS MX records, spammers will send > mail to it unless you block access to port 25. > > Len > > >
