http://www.rfc-editor.org/rfc/rfc5736.txt
RFC 5736: IANA IPv4 Special Purpose Address Registry, G. Huston, M. Cotton, L. Vegoda2010-01-01T23:00:00-00:00This is a direction to IANA concerning the creation and management of the IANA IPv4 Special Purpose Address Registry. This document is not an Internet Standards Track specification; it is published for informational purposes.