ARIN 6% APNIC 3% RIPE NCC 38% Unallocated Other Orgs (pre-RIR) 43% 6% Multicast Source: The rirs and IPv6(Mirjam Kuhne, RIPE NCC and Richard Jimmeson, ARIN) at IPv6 Workshop, Geneva, 6th May 2002 IANA Delegations-IPv4 Address Space TSB8 TSB 43% 6% 38% 6% 3% 4% (Multicast) ARIN APNIC RIPE NCC Unallocated Other Orgs. (pre-RIR) Source: The RIRs and IPv6 (Mirjam Kühne, RIPE NCC and Richard Jimmeson, ARIN) at IPv6 Workshop, Geneva, 6th May 2002 IANA Delegations – IPv4 Address Space