watchNS/microsoftonline.comについて、ここに記述してください。

$ dnsq ns login.microsoftonline.com a.gtld-servers.net
2 login.microsoftonline.com:
453 bytes, 1+0+8+12 records, response, noerror
query: 2 login.microsoftonline.com
authority: microsoftonline.com 172800 NS ns3.msft.net
authority: microsoftonline.com 172800 NS ns1.msft.net
authority: microsoftonline.com 172800 NS ns2.msft.net
authority: microsoftonline.com 172800 NS ns4.msft.net
authority: microsoftonline.com 172800 NS ns1a.o365filtering.com
authority: microsoftonline.com 172800 NS ns2a.o365filtering.com
authority: microsoftonline.com 172800 NS ns4a.o365filtering.com
authority: microsoftonline.com 172800 NS ns3a.o365filtering.com
additional: ns3.msft.net 172800 A 193.221.113.53
additional: ns3.msft.net 172800 28 &\040\000\000\0004\000\000\000\000\000\000\000\000\000S
additional: ns1.msft.net 172800 A 208.84.0.53
additional: ns1.msft.net 172800 28 &\040\000\000\0000\000\000\000\000\000\000\000\000\000S
additional: ns2.msft.net 172800 A 208.84.2.53
additional: ns2.msft.net 172800 28 &\040\000\000\0002\000\000\000\000\000\000\000\000\000S
additional: ns4.msft.net 172800 A 208.76.45.53
additional: ns4.msft.net 172800 28 &\040\000\000\0007\000\000\000\000\000\000\000\000\000S
additional: ns1a.o365filtering.com 172800 A 157.56.110.11
additional: ns2a.o365filtering.com 172800 A 157.56.116.52
additional: ns4a.o365filtering.com 172800 A 157.55.133.11
additional: ns3a.o365filtering.com 172800 A 104.47.124.7

$ dnsq ns login.microsoftonline.com ns1.msft.net
2 login.microsoftonline.com:
92 bytes, 1+1+0+0 records, response, authoritative, noerror
query: 2 login.microsoftonline.com
answer: login.microsoftonline.com 3600 CNAME login.microsoftonline.com.nsatc.net