Re: AA flag

2022-02-28 Thread @lbutlr
On 2022 Feb 27, at 05:46, Bob McDonald wrote: > I'm guessing that the zone files hosted on the new DNS servers still contain > NS records pointing to the old DNS servers. After propagation everything seems to have settled out properly, no errors on dnsviz now. Thanks though. -- Advance and

Re: AA flag

2022-02-27 Thread Bob McDonald
I'm guessing that the zone files hosted on the new DNS servers still contain NS records pointing to the old DNS servers. Based on your post, that's my guess. Bob -- Visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list ISC funds the development of this software

AA flag

2022-02-26 Thread @lbutlr
Is this a result of the propagation of DNS still occurring and dnsviz still seeing the old DNS servers? The DNS pointers have been changed with the registrar, but dnsviz is throwing quite a few errors, including this one. "DNSKEY: The Authoritative Answer (AA) flag was not set in the res

Re: only the response has aa flag can be cached?

2011-01-13 Thread Kevin Darcy
ameservers, depending on how broken those authoritative nameservers are, and what version of BIND is in effect. Also, answers from cached data will be AA=0. So the bottom line: the AA flag can't really be relied upon by an end-resolver so any caching decision made based on its setting w

Re: only the response has aa flag can be cached?

2011-01-11 Thread pyh
These triggered the release of 9.7.2-P1 when we were rejecting these after tightening the response processing to treat glue to answer responses as referrals to address the issue of named return glue records from the parent zones rather than the actual answers in the child zones. Sorry I'm not

Re: only the response has aa flag can be cached?

2011-01-11 Thread Mark Andrews
In message <4d2d0689.7010...@chrysler.com>, Kevin Darcy writes: > The answers will be cached regardless of the setting of the AA flag. I > would suspect that most -- or at least a large percentage -- of DNS > queries made by endpoint clients are to upstream resolvers which don&#x

Re: only the response has aa flag can be cached?

2011-01-11 Thread Kevin Darcy
The answers will be cached regardless of the setting of the AA flag. I would suspect that most -- or at least a large percentage -- of DNS queries made by endpoint clients are to upstream resolvers which don't happen to be authoritative for the zone(s) in question, so AA=0 is very comm

only the response has aa flag can be cached?

2011-01-04 Thread pyh
Hello, I'm not sure about, is it true that only the response which has included the "aa" in flags can be cached by client DNS Cache? For example, for my domain, there are two queries below, the result for the first query won't be cached, but the second will be cached, am I right? $ dig mail