North American Network Operators Group|
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Re: IP Prefixes are allocated ..
On Sun, 27 Nov 2005, Bill Woodcock wrote: > > > I tried searching through all the WHOIS records for a domain name. I > > get the IP address but i dont get the AS number. > > Any clues on how i can get the AS number? > > If you just want this for one thing, not lots, you can just track it down > by hand. Check to see if the address space is being announced, and if so, > by what AS. Then check the RIR whois for that AS, and see who it is. If > it's not being announced, start looking through whois for substring > matches against likely bits of the name of the owner of the address space. he might be satisfied with: mail.pch.net. 86400 IN A 188.8.131.52 :~> host -W 6 -R 10 -t txt 184.108.40.206.asn.routeviews.org 220.127.116.11.asn.routeviews.org text "3856" "18.104.22.168" "22" which is AS 3856 routing 22.214.171.124/22 ... which contains the /32 above.