Question and response
Question
dig pb.edu.pl. NS
Answer
pb.edu.pl. 3600 NS dns.man.bialystok.pl.
pb.edu.pl. 3600 NS master.man.bialystok.pl.
Authority
The response has no authority records.
Additional
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0