Question and response
Question
dig hketc.net. NS
Answer
hketc.net. 900 NS host1.cntech.net.
hketc.net. 900 NS ca.hketc.net.
hketc.net. 900 NS us.hketc.net.
hketc.net. 900 NS host2.cntech.net.
Authority
The response has no authority records.
Additional
us.hketc.net. 900 A 202.155.202.114
ca.hketc.net. 900 A 116.92.229.27
host1.cntech.net. 900 A 157.245.195.0
host2.cntech.net. 900 A 139.162.27.162
host1.cntech.net. 900 AAAA 2400:6180:0:d0:0:0:132b:3001
host2.cntech.net. 900 AAAA 2400:8901:0:0:f03c:93ff:fe89:a03a
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0