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On Thu, 13 Oct 2011 15:33:48 +0530
Ram <email@example.com> wrote:
> On 10/13/2011 02:37 AM, Ralf Hildebrandt wrote:
> > * Noel Jones<firstname.lastname@example.org>:
> >> You might be able to do something with check_recipient_mx_access.
> > Mostly, these domains have no MX, but only an A record. But yes, I
> > havne'T yet checked if they all resolve to but a few IPs
> Since all the non existing domains are now being "typo-squatted" with A
> records and MX records too
> What I saw that most of these domains use common MX or NS records
> I use check_recipient_mx_access and reject these mails at SMTPD
> I typically reject all mails where MX points to mx.fakemx.net , or
> mxs1.tradenames.com .. among others
check_recipient_ns_access would make more sense I think. sedoparking,
at least, uses ns1.sedoparking.com, ns2.sedoparking.com.