Filtering .alt in recursive servers should be a MUST NOT. Mirror zones (copies of the root zone) and aggressive negative caching will reduce the traffic to the root and not break downstream validating clients.
AS112 is not needed. -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop