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Re: /dev/null for MX

From: Michael Tokarev (mjttls.msk.ru)
Date: Thu Oct 02 2003 - 03:44:49 CDT


Dapid Candra wrote:
> Hi,
>
> I recently receive so many email addressed to
> 20030805022333.0b3fa10179www.domain.com with username parts looks like
> a Message-Id. It may be some result of a virus.
>
> Is there a way to /dev/null-ing MX records for some address? I only want
> to receive e-mail to usernamedomain.com, not to
> usernamewww.domain.com, so I want to set MX for www.domain.com to a
> null address or something with /dev/null effect.
>
> Does anyone has any solution to this?

I'm not sure whenever this is a good solution or not, but the following
works for me. In the DNS zone:

host.example.com. IN MX 0 .

/mjt