[dns-operations] CloudFlare policy on ANY records changing

David C Lawrence tale at akamai.com
Tue Mar 10 15:46:09 UTC 2015

Paul Hoffman writes:
> On Mar 10, 2015, at 6:25 AM, Yunhong Gu <guu at google.com> wrote:
> > So the problem is, why NOTIMP? REFUSED sounds like a better choice. 
> +1. "REFUSED" exactly describes what is going on.

One down side there, however, is that REFUSED as understood by
resolvers commonly has the semantic currently that the name is not
hosted by the server at all.  What used to be root referrals for lame
delegations is now REFUSED to minimize response size.

More information about the dns-operations mailing list