draft-albanna-iana-ipv4-mcast-guidelines-xx
http://www.iana.org/assignments/multicast-addresses
Examples of Reserved & Link-local Addresses
224.0.0.0 -
224.0.0.255 reserved & not forwarded
239.0.0.0 -
239.255.255.255 Administrative Scoping
224.0.0.1 - All local hosts
224.0.0.2 - All local routers
224.0.0.4 - DVMRP
224.0.0.5 - OSPF
224.0.0.6 - Designated Router OSPF
224.0.0.9 - RIP2
224.0.0.13 - PIM
224.0.0.15 - CBT
224.0.0.18 - VRRP