[99389] in North American Network Operators' Group

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Re: dotted AS numbers in asn.txt

daemon@ATHENA.MIT.EDU (Jeroen Massar)
Wed Sep 19 16:12:48 2007

Date: Wed, 19 Sep 2007 20:23:21 +0100
From: Jeroen Massar <jeroen@unfix.org>
To: Andreas Ott <andreas@naund.org>
CC: nanog@nanog.org
In-Reply-To: <20070919111759.D10934@naund.org>
Errors-To: owner-nanog@merit.edu


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[stripped hostmaster@arin.net from CC]

Andreas Ott wrote:
> Hi,
>=20
> since when does ftp://ftp.arin.net/info/asn.txt contain dotted
> AS numbers? Where is the new formatting documented, asn.h ?

Since 32bit ASN's came out. People have been warned about this and it
has been discussed already a number of times on NANOG.

Also see RFC4893 :)

BTW, my parser scripts just convert them to 32bit numbers, as that is
what they are, nothing more, nothing less.

Greets,
 Jeroen



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