1. kidspark-tsuruga.jp

ns2は普通に返事をするが、 ns1がSERVFAIL返答のことが多い。(被害がある。)

https://kidspark-tsuruga.jp

• http://kidspark-tsuruga.jp

https://www.kidspark-tsuruga.jp

#NS kidspark-tsuruga.jp {'ns1.dns.ne.jp.', 'ns2.dns.ne.jp.'}

1.1. ns1

$ dig kidspark-tsuruga.jp @ns1.dns.ne.jp

; <<>> DiG 9.11.3-1ubuntu1.16-Ubuntu <<>> kidspark-tsuruga.jp @ns1.dns.ne.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 12076
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;kidspark-tsuruga.jp.           IN      A

;; Query time: 18 msec
;; SERVER: 61.211.236.1#53(61.211.236.1)
;; WHEN: Sat Feb 12 20:22:58 JST 2022
;; MSG SIZE  rcvd: 48

1.2. ns2

kidspark-tsuruga.jp.    3600    IN      A       210.224.185.214

;; AUTHORITY SECTION:
kidspark-tsuruga.jp.    3600    IN      NS      ns1.dns.ne.jp.
kidspark-tsuruga.jp.    3600    IN      NS      ns2.dns.ne.jp.

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