ccTLD/caについて、ここに記述してください。

親子ゾーン同居、子ゾーン内を指すNS

$ dnsq ns on.ca a.root-servers.net

2 on.ca:
400 bytes, 1+0+7+12 records, response, noerror
query: 2 on.ca
authority: ca 172800 NS b.ca-servers.ca
authority: ca 172800 NS c.ca-servers.ca
authority: ca 172800 NS e.ca-servers.ca
authority: ca 172800 NS j.ca-servers.ca
authority: ca 172800 NS k.ca-servers.ca
authority: ca 172800 NS l.ca-servers.ca
authority: ca 172800 NS any.ca-servers.ca
additional: b.ca-servers.ca 172800 A 65.22.41.1
additional: c.ca-servers.ca 172800 A 192.228.28.9
additional: e.ca-servers.ca 172800 A 192.228.30.9
additional: j.ca-servers.ca 172800 A 198.182.167.1
additional: k.ca-servers.ca 172800 A 156.154.100.4
additional: l.ca-servers.ca 172800 A 156.154.101.4
additional: any.ca-servers.ca 172800 A 199.4.144.2
additional: b.ca-servers.ca 172800 AAAA 2a01:8840:1bb::1
additional: j.ca-servers.ca 172800 AAAA 2001:500:83::1
additional: k.ca-servers.ca 172800 AAAA 2001:502:ad09::4
additional: l.ca-servers.ca 172800 AAAA 2001:502:2eda::4
additional: any.ca-servers.ca 172800 AAAA 2001:500:a7::2

%dnsq ns ca-servers.ca e.ca-servers.ca

2 ca-servers.ca:
217 bytes, 1+4+0+6 records, response, authoritative, noerror
query: 2 ca-servers.ca
answer: ca-servers.ca 86400 NS c.ca-servers.ca
answer: ca-servers.ca 86400 NS any.ca-servers.ca
answer: ca-servers.ca 86400 NS d.ca-servers.ca
answer: ca-servers.ca 86400 NS e.ca-servers.ca
additional: c.ca-servers.ca 86400 A 192.228.28.9
additional: d.ca-servers.ca 86400 A 199.19.4.1
additional: d.ca-servers.ca 86400 28 \040\001\005\000\000\227\000\000\000\000\000\000\000\000\000\001
additional: e.ca-servers.ca 86400 A 192.228.30.9
additional: any.ca-servers.ca 86400 A 199.4.144.2
additional: any.ca-servers.ca 86400 28 \040\001\005\000\000\247\000\000\000\000\000\000\000\000\000\002

$ dnsq ns on.ca b.ca-servers.ca

2 on.ca:
84 bytes, 1+0+1+0 records, response, authoritative, noerror
query: 2 on.ca
authority: ca 3600 SOA jbq01.prd.cira.ca admin-dns.cira.ca 2014121318 1800 900 3456000 3600

$ dnsq ns gov.on.ca b.ca-servers.ca

2 gov.on.ca:
97 bytes, 1+0+2+2 records, response, noerror
query: 2 gov.on.ca
authority: gov.on.ca 86400 NS ens1.gov.on.ca
authority: gov.on.ca 86400 NS ens2.gov.on.ca
additional: ens1.gov.on.ca 86400 A 204.41.8.240
additional: ens2.gov.on.ca 86400 A 204.41.4.240