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$ dig -t ns hafen.jp @a.dns.jp
; <<>> DiG 9.18.12-0ubuntu0.22.04.3-Ubuntu <<>> -t ns hafen.jp @a.dns.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 55240
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 3
;; WARNING: recursion requested but not available
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 1232
; NSID: 61 32 32 2e 74 79 6f ("a22.tyo")
; COOKIE: ef9e08380478c6fd44965a0865135f1bcfdf53f1d94901a0 (good)
;; QUESTION SECTION:
;hafen.jp. IN NS
;; AUTHORITY SECTION:
hafen.jp. 86400 IN NS dns1.shop-pro.jp.
hafen.jp. 86400 IN NS dns2.shop-pro.jp.
;; ADDITIONAL SECTION:
dns2.shop-pro.jp. 86400 IN A 13.113.96.19
dns1.shop-pro.jp. 86400 IN A 54.150.22.30
;; Query time: 0 msec
;; SERVER: 203.119.1.1#53(a.dns.jp) (UDP)
;; WHEN: Wed Sep 27 07:45:47 JST 2023
;; MSG SIZE rcvd: 157
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