Question and response
Question
dig cc. NS
Answer
cc. 172800 NS ac3.nstld.com.
cc. 172800 NS ac1.nstld.com.
cc. 172800 NS ac2.nstld.com.
cc. 172800 NS ac4.nstld.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0