3.2.d [i] IPv6 multicast addresses
IPv6 multicast addresses IPv4 multicast addresses are defined by the leading address bits of 1110, originating from the classful network design of the early Internet when this group of addresses was designated as Class D. The Classless Inter-Domain Routing (CIDR) prefix of this group is 220.127.116.11/ 4. The group includes the addresses from 18.104.22.168 to 22.214.171.124. Multicast addresses in IPv6 have the prefix FF00::/ 8. IPv6 multicast addresses are generally formed from four bit groups, outlined as follows:
Adam, Paul (2014-07-12). All-in-One CCIE V5 Written Exam Guide (Kindle Locations 2576-2581). . Kindle Edition.