Re: [Exim] bug report: exim accepted IP address in MX record

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Autor: Philip Hazel
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A: Anand Buddhdev
CC: exim-users
Assumpte: Re: [Exim] bug report: exim accepted IP address in MX record
On Mon, 1 Mar 2004, Anand Buddhdev wrote:

> Well yes, I'm using dnscache. It simply returns the IP address, as
> Nigel said in his post. So is there any way to configure exim to
> reject messages from these domains (other than to use the bogusmx zone
> of rfc-ignorant and manually submitting such domains) ?


No, 'fraid not. The problem is that something like "192.168.4.5" is
syntactically a valid DNS domain name. If Exim finds it as the object of
an MX, it looks up an A record for it, just as it does for any other
domain name.


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Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.
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