Question and response
Question
dig network.bit.nl. NS
Answer
network.bit.nl. 600 NS nsauth3.bit.org.
network.bit.nl. 600 NS nsauth2.bit.nl.
network.bit.nl. 600 NS nsauth1.bit.nl.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0