watchNS/icann.orgについて、ここに記述してください。
- icann-servers.net もあった。
icann.org, iana.org, iana.net, iana-servers.net, iana-servers.org は一体運用？
http://nslist.net/a.iana-servers.net/ iana-servers.com, iana.com なども
$ dnsq ns icann.org 199.19.56.1
2 icann.org: 152 bytes, 1+0+4+2 records, response, noerror query: 2 icann.org authority: icann.org 86400 NS a.iana-servers.net authority: icann.org 86400 NS c.iana-servers.net authority: icann.org 86400 NS ns.icann.org authority: icann.org 86400 NS b.iana-servers.net additional: ns.icann.org 86400 A 199.4.138.53 additional: ns.icann.org 86400 AAAA 2001:500:89::53
$ dnsq ns icann.org 199.4.138.53
2 icann.org: 152 bytes, 1+4+0+2 records, response, authoritative, noerror query: 2 icann.org answer: icann.org 86400 NS a.iana-servers.net answer: icann.org 86400 NS b.iana-servers.net answer: icann.org 86400 NS c.iana-servers.net answer: icann.org 86400 NS ns.icann.org additional: ns.icann.org 21600 A 199.4.138.53 additional: ns.icann.org 21600 AAAA 2001:500:89::53
$ dnsq ns iana-servers.net 199.4.138.53
2 iana-servers.net: 240 bytes, 1+4+0+6 records, response, authoritative, noerror query: 2 iana-servers.net answer: iana-servers.net 1800 NS a.iana-servers.net answer: iana-servers.net 1800 NS b.iana-servers.net answer: iana-servers.net 1800 NS c.iana-servers.net answer: iana-servers.net 1800 NS ns.icann.org additional: a.iana-servers.net 1800 A 199.43.132.53 additional: b.iana-servers.net 1800 A 199.43.133.53 additional: c.iana-servers.net 1800 A 199.43.134.53 additional: a.iana-servers.net 1800 AAAA 2001:500:8c::53 additional: b.iana-servers.net 1800 AAAA 2001:500:8d::53 additional: c.iana-servers.net 1800 AAAA 2001:500:8e::53