TLD/xyzについて、ここに記述してください。
$ dnsq ns xyz a.root-servers.net 2 xyz: 277 bytes, 1+0+4+8 records, response, noerror query: 2 xyz authority: xyz 172800 NS x.nic.xyz authority: xyz 172800 NS generationxyz.nic.xyz authority: xyz 172800 NS z.nic.xyz authority: xyz 172800 NS y.nic.xyz additional: x.nic.xyz 172800 A 194.169.218.42 additional: x.nic.xyz 172800 28 \040\001\006|\023\314\000\000\000\000\000\000\000\001\000B additional: generationxyz.nic.xyz 172800 A 212.18.249.42 additional: generationxyz.nic.xyz 172800 28 *\004+\000\023\377\000\000\000\000\000\000\000\000\000B additional: z.nic.xyz 172800 A 212.18.248.42 additional: z.nic.xyz 172800 28 *\004+\000\023\356\000\000\000\000\000\000\000\000\000B additional: y.nic.xyz 172800 A 185.24.64.42 additional: y.nic.xyz 172800 28 *\004+\000\023\314\000\000\000\000\000\000\000\001\000B
JPもそうだけど、なぜ子ゾーン内の名前をglueに登録しているのだろう。
- 手間もかかるし、乗取り易い。(DNSSECを使えということか)
-- ToshinoriMaeno 2018-06-15 05:29:59
$ dig -t a x.nic.xyz @194.169.218.42 ; <<>> DiG 9.12.1 <<>> -t a x.nic.xyz @194.169.218.42 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 54221 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 6, ADDITIONAL: 13 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;x.nic.xyz. IN A ;; ANSWER SECTION: x.nic.xyz. 172800 IN A 194.169.218.42 ;; AUTHORITY SECTION: nic.xyz. 172800 IN NS ns0.nic.xyz. nic.xyz. 172800 IN NS ns1.nic.xyz. nic.xyz. 172800 IN NS ns2.nic.xyz. nic.xyz. 172800 IN NS ns3.nic.xyz. nic.xyz. 172800 IN NS ns4.nic.xyz. nic.xyz. 172800 IN NS ns5.nic.xyz. ;; ADDITIONAL SECTION: ns0.nic.xyz. 172800 IN A 185.24.67.200 ns1.nic.xyz. 172800 IN A 185.24.67.201 ns2.nic.xyz. 172800 IN A 185.24.67.202 ns3.nic.xyz. 172800 IN A 212.18.251.203 ns4.nic.xyz. 172800 IN A 212.18.251.204 ns5.nic.xyz. 172800 IN A 212.18.251.205 ns0.nic.xyz. 172800 IN AAAA 2a04:2b00:14aa::200 ns1.nic.xyz. 172800 IN AAAA 2a04:2b00:14aa::201 ns2.nic.xyz. 172800 IN AAAA 2a04:2b00:14aa::202 ns3.nic.xyz. 172800 IN AAAA 2a04:2b00:14bb::203 ns4.nic.xyz. 172800 IN AAAA 2a04:2b00:14bb::204 ns5.nic.xyz. 172800 IN AAAA 2a04:2b00:14bb::205 ;; Query time: 124 msec ;; SERVER: 194.169.218.42#53(194.169.218.42) ;; WHEN: Fri Jun 15 14:31:08 JST 2018 ;; MSG SIZE rcvd: 426