North American Network Operators Group
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Re: IP whois info

  • From: Sean Donelan
  • Date: Wed Jan 10 14:41:03 2001 
On Wed, 10 January 2001, Hank Nussbacher wrote:
> When processing cflowd and wanting to resolve IP nets as well as ASNs as 
> quickly as possible is there a trick to do the lookups rather than trying 
> RIPE, ARIN, APNIC (and perhaps others) in a cyclical manner?  Is there some 
> static file that one can download that lists just the IP nets and ASN and 
> who it belongs to (for all databases - not just ARIN)?

IANA, as the ultimate "owner" of all ASN and IPs, used to publish such
a list on an irregular basis buried deep on the ISI ftp site.  However I
haven't seen an updated list since Jon Postel passed away.