ccTLD/fr/eurocontrol.frについて、ここに記述してください。
ns2.nic.fr は親子同居
$ dnsq ns eurocontrol.fr ns2.nic.fr
2 eurocontrol.fr: 127 bytes, 1+3+0+2 records, response, authoritative, noerror query: 2 eurocontrol.fr answer: eurocontrol.fr 3600 NS ns2.nic.fr answer: eurocontrol.fr 3600 NS krieg.eurocontrol.fr answer: eurocontrol.fr 3600 NS petrus.eurocontrol.fr additional: krieg.eurocontrol.fr 600 A 192.93.20.2 additional: petrus.eurocontrol.fr 600 A 192.93.20.1