[6131] in North American Network Operators' Group
Re: Mapping IP -> ASN
daemon@ATHENA.MIT.EDU (Bradley Dunn)
Fri Nov 15 13:00:54 1996
Date: Fri, 15 Nov 1996 12:34:20 -0500 ()
From: Bradley Dunn <bradley@dunn.org>
To: Lyndon Nerenberg <lyndon@esys.ca>
cc: nanog@merit.edu
In-Reply-To: <SIMEON.9611151010.A15165@cezanne.esys.ca>
On Fri, 15 Nov 1996, Lyndon Nerenberg wrote:
> Is there a tool available that will take an IP address and return the
> ASN attached to that network? I've been in situations before where this
> information would be useful, but not having access to the BGP routing
> information I'm not sure how to do this? (I've looked around some
> "likely" web sites - such as Merit - but haven't found anything.)
http://nitrous.digex.net/
is always useful. So is
telnet route-server.cerf.net
-BD
