On Mon, 10 Dec 2001 09:57:24 -0500
Pierre Fortin <[EMAIL PROTECTED]> wrote:
> Mark Weaver wrote:
> >
> > Hi List,
> >
> > I've been thinking about something for a little while now and I was wondering if
>anyone here on the list has Postfix installed and doing reverse lookups as a method
>of controling the amount of SPAM coming into their mailservers.
>
> Yes. There are problems though in that I have to allow certain hosts to send me
> mail regardless because some legit sites either don't have a reverse mapping, or
> have it wrong... It appears that Mandrake may have fixed their DNS entries so
> that 216.71.84.35 returns only mandrakesoft.mandrakesoft.com instead of 3
> hostnames of which only one was mapped back. This was causing postfix to reject
> about 2/3's of the messages sent to me.
>
Hi Pierre,
I've been doing the head_check thing now for about a week and while it's making a
difference it's not doing the whole job. How does one start doing reverse lookups with
Postfix?
and thanks for the link. I'm going there now to check things out.
--
daRcmaTTeR
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Registered Linux User # 186492
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