watchNS/pch.netについて、ここに記述してください。

%dnsq ns pch.net a.gtld-servers.net

2 pch.net:
129 bytes, 1+0+3+3 records, response, noerror
query: 2 pch.net
authority: pch.net 172800 NS ns2.pch.net
authority: pch.net 172800 NS anyns.pch.net
authority: pch.net 172800 NS ns3.pch.net
additional: ns2.pch.net 172800 A 204.42.254.5
additional: anyns.pch.net 172800 A 204.61.216.4
additional: ns3.pch.net 172800 A 206.220.231.3