watchNS/tvu.ac.irについて、ここに記述してください。
$ dnsq ns tvu.ac.ir a.root-servers.net 2 tvu.ac.ir: 252 bytes, 1+0+4+6 records, response, noerror query: 2 tvu.ac.ir authority: ir 172800 NS b.nic.ir authority: ir 172800 NS ir.cctld.authdns.ripe.net authority: ir 172800 NS ns5.univie.ac.at authority: ir 172800 NS a.nic.ir additional: b.nic.ir 172800 A 193.189.122.83 additional: ir.cctld.authdns.ripe.net 172800 A 193.0.9.85 additional: ir.cctld.authdns.ripe.net 172800 28 \040\001\006|\000\340\000\000\000\000\000\000\000\000\000\205 additional: ns5.univie.ac.at 172800 A 193.171.255.77 additional: ns5.univie.ac.at 172800 28 \040\001\006(\004SC\005\000\000\000\000\000\000\000S additional: a.nic.ir 172800 A 193.189.123.2 tmaeno@tm:~$ dnsq ns tvu.ac.ir 193.189.122.83 2 tvu.ac.ir: 104 bytes, 1+0+2+2 records, response, noerror query: 2 tvu.ac.ir authority: tvu.ac.ir 1440 NS ns1.tvu.ac.ir authority: tvu.ac.ir 1440 NS ns2.tvu.ac.ir additional: ns1.tvu.ac.ir 1440 A 46.225.243.86 additional: ns2.tvu.ac.ir 1440 A 46.225.240.150 tmaeno@tm:~$ dnsq ns tvu.ac.ir 46.225.243.86 2 tvu.ac.ir: 188 bytes, 1+4+0+4 records, response, authoritative, weird ra, noerror query: 2 tvu.ac.ir answer: tvu.ac.ir 3600 NS 172.17.2.10 answer: tvu.ac.ir 3600 NS 172.17.2.2 answer: tvu.ac.ir 3600 NS 172.17.2.1 answer: tvu.ac.ir 3600 NS 172.17.2.8 additional: 172.17.2.10 3600 A 172.17.2.10 additional: 172.17.2.2 3600 A 172.17.2.2 additional: 172.17.2.1 3600 A 172.17.2.1 additional: 172.17.2.8 3600 A 172.17.2.8