Re: reverse DNS lookup

bmanning@isi.edu
Mon, 26 Jul 1999 10:30:51 -0700 (PDT)

>
> In looking over my firewall system logs I noticed a series
> of rejects logged by ipfwadm. It seems that someone was
> running a port scan on me.
>
> I have their IP address - how do I determine the host name
> & responsible authority for that host?
>
> Thanks,
>
> Matt
>
> P.S I hope this is the right list for such a question - please
> excuse me if it's not.
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>

%dig -x <the IP address>

gets you the host name.
The responsible authority is a bit harder... :(

-- 
--bill
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