RFC 1035 explicitly allows for a server to indicate that a kind of query is not implemented.
Whether it is a good idea to respond to ANY this way is a separate argument that is worth having. You just won't win on the foundation that it is a violation of the standard. _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop