[Pdns-users] Authoritative PDNS gives back non-authoritative Answers for records

[Brian Candler]

On 02/11/2024 09:13, sthaug at nethelp.no wrote:
> Newer versions of BIND don't show this behavior, as far as I can see.

That's true: below is using 9.11.3 which is the oldest I have around.

# dig @127.0.0.1 powerdns.com. a

; <<>> DiG 9.11.3-1ubuntu1.18-Ubuntu <<>> @127.0.0.1 powerdns.com. a
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 46128
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: 35f95e581d551c8bb2037b2d6725f3832a6a254bbae19635 (good)
;; QUESTION SECTION:
;powerdns.com.            IN    A

;; ANSWER SECTION:
powerdns.com.        300    IN    A    199.60.103.61
powerdns.com.        300    IN    A    199.60.103.161

;; Query time: 526 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 02 09:40:19 UTC 2024
;; MSG SIZE  rcvd: 101

# dig @127.0.0.1 powerdns.com. a

; <<>> DiG 9.11.3-1ubuntu1.18-Ubuntu <<>> @127.0.0.1 powerdns.com. a
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 60055
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: 019588533352e177768646db6725f38b2e4ce0a65bf2324d (good)
;; QUESTION SECTION:
;powerdns.com.            IN    A

;; ANSWER SECTION:
powerdns.com.        292    IN    A    199.60.103.61
powerdns.com.        292    IN    A    199.60.103.161

;; Query time: 1 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sat Nov 02 09:40:27 UTC 2024
;; MSG SIZE  rcvd: 101

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