On 18. 09. 23 15:29, Nicholas Miller wrote:
I know this is an old thread but we are having issues resolving pms.psc.gov as 
well. Disabling DNSSec validation on a test server doesn’t solve the problem. I 
can add a forwarding zone for ha.psc.gov pointed to their NS servers and things 
work. I would love to know what is broken here.

dig pms.psc.gov

; <<>> DiG 9.16.43 <<>> pms.psc.gov
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 60669
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
; COOKIE: 20b2eb2c9840bfbd0100000065084978288fdde1e6f7c2a6 (good)
;; QUESTION SECTION:
;pms.psc.gov. IN A

;; Query time: 2993 msec
;; SERVER: 128.138.240.1#53(128.138.240.1)
;; WHEN: Mon Sep 18 06:58:32 MDT 2023
;; MSG SIZE  rcvd: 68

That's hard to diagnose without logs or any other supporting data.

All can I tell you is "it works on my system" (with BIND, of course):

$ dig pms.psc.gov

; <<>> DiG 9.19.18-dev <<>> +timeout +retry pms.psc.gov
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 29005
;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
; COOKIE: 5f2a9d77850917bd0100000065094c8ec7febc2147e2408d (good)
;; QUESTION SECTION:
;pms.psc.gov.                   IN      A

;; ANSWER SECTION:
pms.psc.gov.            3600    IN      CNAME   pms.ha.psc.gov.
pms.ha.psc.gov.         30      IN      A       156.40.178.24

;; Query time: 1533 msec
;; SERVER: 127.0.0.111#53(127.0.0.111) (UDP)
;; WHEN: Tue Sep 19 09:23:58 CEST 2023
;; MSG SIZE  rcvd: 105

--
Petr Špaček
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