[e2e] get the ASN (autonomous system number) to an IP-address

[Goetz Lichtwald]

On Mon, 2002-06-17 at 11:25, spurlis at gmx.de wrote:
> Hallo!
> 
> I am a student at the institute of computer science (university of wuerzburg
> - germany). I collected a number of different IP-addresses and i want to
> group them by their according autonomous system number (ASN).  How can i get the
> according ASN? I found some web interfaces where you can get the ASN to an
> IP-address, but i have to check about 1000 addresses and so i need a script /
> tool or something similar. 



Have a look at the program "aslookup"

http://www.kk.iij4u.or.jp/~kuniaki/aslookup/index-e.html

or try:

http://www.radb.net/


 goetz

-- 
G. Lichtwald
University of Karlsruhe, Germany
Institute of Telematics
Zirkel 2, 76128 Karlsruhe
Phone: +49 (0) 721 - 608 6420
Fax:   +49 (0) 721 - 38 80 97