Question and response
Question
dig ams1.isc.org. NS
Answer
ams1.isc.org. 3600 NS ns3.isc.org.
ams1.isc.org. 3600 NS ns2.isc.org.
ams1.isc.org. 3600 NS ns1.isc.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0