ccTLD/cz/ilについて、ここに記述してください。
$ dnsq ns li.cz a.ns.nic.cz
2 li.cz: 108 bytes, 1+0+2+2 records, response, noerror query: 2 li.cz authority: li.cz 10800 NS primary.advnet.cz authority: li.cz 10800 NS secondary.advnet.cz additional: primary.advnet.cz 10800 A 213.180.36.130 additional: secondary.advnet.cz 10800 A 213.180.36.131
$ dnsq ns advnet.cz a.ns.nic.cz
2 advnet.cz: 105 bytes, 1+0+2+2 records, response, noerror query: 2 advnet.cz authority: advnet.cz 10800 NS secondary.advnet.cz authority: advnet.cz 10800 NS primary.advnet.cz additional: primary.advnet.cz 10800 A 213.180.36.130 additional: secondary.advnet.cz 10800 A 213.180.36.131