watchNS/gihyo.jpについて、ここに記述してください。

$ dnsq a gihyo.jp a.dns.jp 

1 gihyo.jp:
97 bytes, 1+0+2+1 records, response, noerror
query: 1 gihyo.jp
authority: gihyo.jp 86400 NS dns3.odn.ne.jp
authority: gihyo.jp 86400 NS mail0.gihyo.co.jp
additional: mail0.gihyo.co.jp 86400 A 219.101.198.3

$ dnsq a gihyo.jp 219.101.198.3 

1 gihyo.jp:
113 bytes, 1+1+2+1 records, response, authoritative, noerror
query: 1 gihyo.jp
answer: gihyo.jp 86400 A 49.212.34.193
authority: gihyo.jp 86400 NS mail0.gihyo.co.jp
authority: gihyo.jp 86400 NS dns3.odn.ne.jp
additional: mail0.gihyo.co.jp 86400 A 219.101.198.3

$ dnsq a www.gihyo.jp dns3.odn.ne.jp 

1 www.gihyo.jp:
133 bytes, 1+1+2+2 records, response, authoritative, weird ra, noerror
query: 1 www.gihyo.jp
answer: www.gihyo.jp 86400 A 49.212.34.193
authority: gihyo.jp 86400 NS mail0.gihyo.co.jp
authority: gihyo.jp 86400 NS dns3.odn.ne.jp
additional: dns3.odn.ne.jp 12856 A 143.90.130.58
additional: mail0.gihyo.co.jp 86400 A 219.101.198.3

$ dnsq soa gihyo.jp 219.101.198.3 

6 gihyo.jp:
138 bytes, 1+1+2+1 records, response, authoritative, noerror
query: 6 gihyo.jp
answer: gihyo.jp 86400 SOA mail0.gihyo.co.jp root.gihyo.co.jp 2014120605 3600 3600 604800 60
authority: gihyo.jp 86400 NS mail0.gihyo.co.jp
authority: gihyo.jp 86400 NS dns3.odn.ne.jp
additional: mail0.gihyo.co.jp 86400 A 219.101.198.3

$ dnsq a www.gihyo.jp 219.101.198.3 

1 www.gihyo.jp:
117 bytes, 1+1+2+1 records, response, authoritative, noerror
query: 1 www.gihyo.jp
answer: www.gihyo.jp 86400 A 49.212.34.193
authority: gihyo.jp 86400 NS mail0.gihyo.co.jp
authority: gihyo.jp 86400 NS dns3.odn.ne.jp
additional: mail0.gihyo.co.jp 86400 A 219.101.198.3

$ dnsq a www.gihyo.co.jp 219.101.198.3 

1 www.gihyo.co.jp:
111 bytes, 1+1+2+1 records, response, authoritative, noerror
query: 1 www.gihyo.co.jp
answer: www.gihyo.co.jp 86400 A 49.212.34.191
authority: gihyo.co.jp 86400 NS mail0.gihyo.co.jp
authority: gihyo.co.jp 86400 NS dns3.odn.ne.jp
additional: mail0.gihyo.co.jp 86400 A 219.101.198.3

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