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

inetnum:      224.2.0.0 - 224.2.127.253
descr:        Multimedia Conference Calls

remarks:      http://www.iana.org/assignments/multicast-addresses/multicast-addresses.xml#Steve_Casner

source:       IANA