watchNS/city.nerima.tokyo.jpについて、ここに記述してください。

$ dnsq any nerima.tokyo.jp a.dns.jp

255 nerima.tokyo.jp:
80 bytes, 1+0+1+0 records, response, authoritative, noerror
query: 255 nerima.tokyo.jp
authority: jp 900 SOA z.dns.jp root.dns.jp 1347094803 3600 900 1814400 900

$ dnsq any city.nerima.tokyo.jp a.dns.jp

255 city.nerima.tokyo.jp:
103 bytes, 1+0+2+1 records, response, noerror
query: 255 city.nerima.tokyo.jp
authority: city.nerima.tokyo.jp 86400 NS ns1.city.nerima.tokyo.jp
authority: city.nerima.tokyo.jp 86400 NS ns.center.web.ad.jp
additional: ns1.city.nerima.tokyo.jp 86400 A 202.248.77.228

1. a.dns.jp

$ dig www.city.nerima.tokyo.jp @a.dns.jp

; <<>> DiG 9.16.1-Ubuntu <<>> www.city.nerima.tokyo.jp @a.dns.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 45363
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 3
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: 6fccd871edff53e7c082b8ec5f3a1f54fc39e9cd1ce5af57 (good)
;; QUESTION SECTION:
;www.city.nerima.tokyo.jp.      IN      A

;; AUTHORITY SECTION:
city.nerima.tokyo.jp.   86400   IN      NS      ns1.vectant.ne.jp.
city.nerima.tokyo.jp.   86400   IN      NS      ns01.city.nerima.tokyo.jp.

;; ADDITIONAL SECTION:
ns1.vectant.ne.jp.      86400   IN      A       163.139.230.164
ns01.city.nerima.tokyo.jp. 86400 IN     A       202.231.109.36

;; Query time: 7 msec
;; SERVER: 203.119.1.1#53(203.119.1.1)
;; WHEN: 月  8月 17 15:10:28 JST 2020
;; MSG SIZE  rcvd: 161


$ dig -t a ns01.city.nerima.tokyo.jp @202.231.109.36

; <<>> DiG 9.16.1-Ubuntu <<>> -t a ns01.city.nerima.tokyo.jp @202.231.109.36
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 4907
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 1
;; WARNING: recursion requested but not available

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;ns01.city.nerima.tokyo.jp.     IN      A

;; ANSWER SECTION:
ns01.city.nerima.tokyo.jp. 300  IN      A       202.231.109.36

;; AUTHORITY SECTION:
city.nerima.tokyo.jp.   300     IN      NS      ns01.city.nerima.tokyo.jp.
city.nerima.tokyo.jp.   300     IN      NS      ns1.vectant.ne.jp.

;; Query time: 7 msec
;; SERVER: 202.231.109.36#53(202.231.109.36)
;; WHEN: 月  8月 17 15:14:18 JST 2020
;; MSG SIZE  rcvd: 113