Hector Santos wrote: > What has been crossing my mind regarding this NULL MX setup, was the > possible privacy issue with NULL MX root domain "Traceability" aspect > with legacy MTAs performing SMTP "Implicit MX" (No MX record, Fallback > to A record) logic. What will the A query IP resolved to when the > exchange points to the root?
If millions of anycast root servers without a centralized administrator are distributed world wide, it makes it difficult for NSA monitor queries to all the root servers, because of massive number of them. And, it's not just for NULL MX. Many queries go to the root servers. Masataka Ohta PS OTOH, queries to 8.8.8.8 administrated by google are easy victims of NSA. _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop