Question and response
Question
dig nic.io. NS
Answer
nic.io. 300 NS a2.nic.io.
nic.io. 300 NS a0.nic.io.
nic.io. 300 NS b0.nic.io.
nic.io. 300 NS c0.nic.io.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0