One thing they could do, is restrict incoming e-mail by IP address to only your server IP.
John Tolmachoff Engineer/Consultant/Owner eServices For You > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:Declude.JunkMail- > [EMAIL PROTECTED] On Behalf Of Matt > Sent: Monday, February 02, 2004 8:40 AM > To: [EMAIL PROTECTED] > Subject: [Declude.JunkMail] Client receiving E-mail to non-MX address > > I have a client that we switched over to our service last Thursday. The > mail server is located at mail.domain.tld (according to the A record), > but their MX records on their authoritative DNS server both point to > us. Unfortunately, they are still receiving E-mail directed at their > server instead of going through ours. > > Is this a common long-term issue where some spamware will automatically > try the mail.domain.tld address, or is it possible that this is being > cached for this long? I don't believe there are any issues with > timeouts causing this E-mail to fall over to other addresses, and their > site is on an address range that is different from their mail server. I > would hate to have to tell clients that they have to change the name of > their SMTP server if it's called "mail." > > Thanks, > > Matt > > -- > ===================================================== > MailPure custom filters for Declude JunkMail Pro. > http://www.mailpure.com/software/ > ===================================================== > > > --- > [This E-mail was scanned for viruses by Declude Virus > (http://www.declude.com)] > > --- > This E-mail came from the Declude.JunkMail mailing list. To > unsubscribe, just send an E-mail to [EMAIL PROTECTED], and > type "unsubscribe Declude.JunkMail". The archives can be found > at http://www.mail-archive.com. --- [This E-mail was scanned for viruses by Declude Virus (http://www.declude.com)] --- This E-mail came from the Declude.JunkMail mailing list. To unsubscribe, just send an E-mail to [EMAIL PROTECTED], and type "unsubscribe Declude.JunkMail". The archives can be found at http://www.mail-archive.com.
