watchNS/giganet.netについて、ここに記述してください。
%dnsq ns giganet.net a.gtld-servers.net ~/open
2 giganet.net: 97 bytes, 1+0+2+2 records, response, noerror query: 2 giganet.net authority: giganet.net 172800 NS ns1.giganet.net authority: giganet.net 172800 NS ns2.giganet.net additional: ns1.giganet.net 172800 A 210.134.143.7 additional: ns2.giganet.net 172800 A 210.134.144.154
20:47f%dnsq ns giganet.net 210.134.144.154 ~/open
2 giganet.net: 97 bytes, 1+2+0+2 records, response, authoritative, noerror query: 2 giganet.net answer: giganet.net 86400 NS ns1.giganet.net answer: giganet.net 86400 NS ns2.giganet.net additional: ns1.giganet.net 86400 A 210.134.143.7 additional: ns2.giganet.net 86400 A 210.134.144.154
20:47f%dnsq ns giganet.net 210.134.143.7 ~/open 2 giganet.net: connection refused