http://www.rfc-editor.org/rfc/rfc7535.txt
RFC 7535: AS112 Redirection Using DNAME, J. Abley, B. Dickson, W. Kumari, G. Michaelson2015-05-01T23:00:00-00:00This approach makes it possible for any DNS zone administrator to sink traffic relating to parts of the global DNS namespace under their control to the AS112 infrastructure without coordination with the operators of AS112 infrastructure.