1. ccTLD/mu

https://ja.wikipedia.org/wiki/.mu

/gov.mu に対する返事が??? (gov.mu は政治がらみで、おかしな状態のようです。)

/nic.mu, /tld.mu は分離されている。 /com.mu は問題の多い設定だ。

/net.mu, /org.mu, /ac.mu は mu の扶養家族状態

子ゾーン内の名前をTLD NS として使っている。

$ dnsq ns mu a.root-servers.net

2 mu:
305 bytes, 1+0+4+8 records, response, noerror
query: 2 mu
authority: mu 172800 NS fork.sth.dnsnode.net
authority: mu 172800 NS udns1.tld.mu
authority: mu 172800 NS udns2.tld.mu
authority: mu 172800 NS anycast1.irondns.net
additional: fork.sth.dnsnode.net 172800 A 77.72.229.254
additional: udns1.tld.mu 172800 A 204.61.216.10
additional: udns2.tld.mu 172800 A 193.0.9.98
additional: anycast1.irondns.net 172800 A 195.253.64.5
additional: fork.sth.dnsnode.net 172800 AAAA 2a01:3f0::306:0:0:0:53
additional: udns1.tld.mu 172800 AAAA 2001:500:14:6010:ad::1
additional: udns2.tld.mu 172800 AAAA 2001:67c:e0::98
additional: anycast1.irondns.net 172800 AAAA 2a01:5b0:4::5

$ dnsq any mu udns1.tld.mu

255 mu:
220 bytes, 1+6+0+0 records, response, authoritative, noerror
query: 255 mu
answer: mu 43200 SOA udns1.tld.mu hostmaster.nic.mu 2014111107 21600 3600 604800 86400
answer: mu 43200 NS udns1.tld.mu
answer: mu 43200 NS anycast1.irondns.net
answer: mu 43200 NS udns2.tld.mu
answer: mu 43200 NS fork.sth.dnsnode.net
answer: mu 43200 16 \033Generation\040Time:\0401415669417

1.1. nic.mu, tld.mu

$ dnsq any nic.mu udns1.tld.mu

255 nic.mu:
198 bytes, 1+0+5+5 records, response, noerror
query: 255 nic.mu
authority: nic.mu 43200 NS ns3.tld.mu
authority: nic.mu 43200 NS ns4.tld.mu
authority: nic.mu 43200 NS ns5.tld.mu
authority: nic.mu 43200 NS ns1.tld.mu
authority: nic.mu 43200 NS ns2.tld.mu
additional: ns1.tld.mu 43200 A 85.159.233.17
additional: ns2.tld.mu 43200 A 87.117.196.78
additional: ns3.tld.mu 43200 A 62.75.145.77
additional: ns4.tld.mu 43200 A 69.197.4.65
additional: ns5.tld.mu 43200 A 91.218.115.228

$ dnsq ns tld.mu ns1.tld.mu

2 tld.mu:
194 bytes, 1+5+0+5 records, response, authoritative, noerror
query: 2 tld.mu
answer: tld.mu 3600 NS ns4.tld.mu
answer: tld.mu 3600 NS ns3.tld.mu
answer: tld.mu 3600 NS ns1.tld.mu
answer: tld.mu 3600 NS ns5.tld.mu
answer: tld.mu 3600 NS ns2.tld.mu
additional: ns1.tld.mu 300 A 85.159.233.17
additional: ns2.tld.mu 300 A 87.117.196.78
additional: ns3.tld.mu 300 A 62.75.145.77
additional: ns4.tld.mu 300 A 69.197.4.65
additional: ns5.tld.mu 300 A 91.218.115.228

$ dnsq ns nic.mu ns1.tld.mu

2 nic.mu:
198 bytes, 1+5+0+5 records, response, authoritative, noerror
query: 2 nic.mu
answer: nic.mu 3600 NS ns5.tld.mu
answer: nic.mu 3600 NS ns3.tld.mu
answer: nic.mu 3600 NS ns4.tld.mu
answer: nic.mu 3600 NS ns2.tld.mu
answer: nic.mu 3600 NS ns1.tld.mu
additional: ns1.tld.mu 300 A 85.159.233.17
additional: ns2.tld.mu 300 A 87.117.196.78
additional: ns3.tld.mu 300 A 62.75.145.77
additional: ns4.tld.mu 300 A 69.197.4.65
additional: ns5.tld.mu 300 A 91.218.115.228