Hi Kevin, Given the earlier context with Joe, I can see why you chose this path, I appreciate your feedback, and acknowledgment that a standards based solution could actually be useful.
Best, Duane > On Nov 22, 2025, at 05:28, Kevin P. Fleming <[email protected]> wrote: > > On Fri, Nov 21, 2025, at 21:54, John Levine wrote: >> Nonetheless I agree with you that it's not the right tool here. All of >> the existing uses of NOTIFY say "something happened so do a poll you >> were planning to do, but do it sooner." EXPIRE seems rather unlike >> that. > > I had faint hope that the 'generalized' attribute of 'generalized NOTIFY' > would support use cases outside of the existing scopes :) > > For what it's worth, PowerDNS Recursor already supports off-label usage of > NOTIFY, to indicate that the recursor should remove any cache entries it has > for zone named in the NOTIFY. Since this would of course be a DoS vector, > this is only accepted from configured sources (as noted in another branch of > the thread, from authoritative servers also operated by the recursor's > operator). > _______________________________________________ DNSOP mailing list -- [email protected] To unsubscribe send an email to [email protected]
