% IANA WHOIS server
% for more information on IANA, visit http://www.iana.org
% This query returned 1 object

refer:        whois.arin.net

inetnum:      100.0.0.0 - 100.255.255.255
organisation: ARIN
status:       ALLOCATED

remarks:      100.64.0.0/10 reserved for Shared Address Space
remarks:      [RFC6598]. Complete registration details for
remarks:      100.64.0.0/10 are found iniana-ipv4-special-registry.

whois:        whois.arin.net

changed:      2010-11
source:       IANA