Question and response
Question
dig yus.ru. NS
Answer
yus.ru. 3600 NS ns1.wm.ru.
yus.ru. 3600 NS ns.wm.ru.
Authority
The response has no authority records.
Additional
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0