10.1. Normative References
10.1. Normative References
[RFC1035] : Mockapetris, P., "Domain names - implementation and specification", STD 13, RFC 1035, November 1987.
[RFC2119] : Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997.
[RFC2671] : Vixie, P., "Extension Mechanisms for DNS (EDNS0)", RFC 2671, August 1999.
[RFC3225] : Conrad, D., "Indicating Resolver Support of DNSSEC", RFC 3225, December 2001.