[Dshield] Re: ICMP destination unreachable

Johannes B. Ullrich jullrich at euclidian.com
Wed Nov 7 16:18:39 GMT 2001


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Quick note about this: RIPE always returns 0.0.0.0-255.255.255.255
for addresses assigned by APNIC and ARIN. The 'best' (?) way to do a
recorsive whois querie is to use ARIN first. It will tell you which
other registry is responsible if they are not.

> Here is what I got from a recursive WhoIs query:
> C:\bin>ipchk 192.0.0.1
> % This is the RIPE Whois server.

> inetnum:      0.0.0.0 - 255.255.255.255
> netname:      IANA-BLK
> descr:        The whole IPv4 address space

- -- 
- -------
jullrich at sans.org                    Join http://www.DShield.org
                          Distributed Intrusion Detection System

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