1. ccTLD/ly
$ dnsq ns ly a.root-servers.net
2 ly: 327 bytes, 1+0+5+8 records, response, noerror query: 2 ly authority: ly 172800 NS ly.cctld.authdns.ripe.net authority: ly 172800 NS dns.lttnet.net authority: ly 172800 NS dns1.lttnet.net authority: ly 172800 NS ns-ly.afrinic.net authority: ly 172800 NS phloem.uoregon.edu additional: ly.cctld.authdns.ripe.net 172800 A 193.0.9.90 additional: dns.lttnet.net 172800 A 62.240.36.9 additional: dns1.lttnet.net 172800 A 62.68.42.9 additional: ns-ly.afrinic.net 172800 A 196.216.168.24 additional: phloem.uoregon.edu 172800 A 128.223.32.35 additional: ly.cctld.authdns.ripe.net 172800 AAAA 2001:67c:e0::90 additional: ns-ly.afrinic.net 172800 AAAA 2001:43f8:120::24 additional: phloem.uoregon.edu 172800 AAAA 2001:468:d01:20::80df:2023
$ dnsq ns authdns.rip..net a.gtld-servers.net
2 authdns.rip.net: 115 bytes, 1+0+2+2 records, response, noerror query: 2 authdns.rip.net authority: rip.net 172800 NS ns33.worldnic.com authority: rip.net 172800 NS ns34.worldnic.com additional: ns33.worldnic.com 172800 A 207.204.40.117 additional: ns34.worldnic.com 172800 A 206.188.198.17
$ dnsq a ly.cctld.authdns.rip.net 207.204.40.117
1 ly.cctld.authdns.rip.net: 58 bytes, 1+1+0+0 records, response, authoritative, noerror query: 1 ly.cctld.authdns.rip.net answer: ly.cctld.authdns.rip.net 7200 A 108.166.105.203
$ dnsq ns cctld.authdns.rip.net 207.204.40.117
2 cctld.authdns.rip.net: 101 bytes, 1+0+1+0 records, response, authoritative, noerror query: 2 cctld.authdns.rip.net authority: rip.net 3600 SOA ns33.worldnic.com namehost.worldnic.com 113010214 10800 3600 604800 3600