North American Network Operators Group
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Re: Finding ASN from IP address

  • From: Kai Schlichting
  • Date: Thu Oct 09 23:56:48 2003 
On 10/9/2003 at 12:49 PM, "Avleen Vig" <[email protected]> wrote:


> I want to create a mapping of IP addresses to ASN, for a specific like
> of IP addresses. Eg:
>   1.2.3.4
>   12.34.56.78

> etc, gathered from my system logs.

> What is the best way of doing this?

http://www.spamshield.org/#tools  : ip-leecher.pl

And damn you, if you don't use your own router instead of the
route-servers for more than a few 100 queries per day :)

bye,Kai