Question and response
Question
dig nc.de. NS
Answer
nc.de. 3600 NS ns1.netcologne.de.
nc.de. 3600 NS ns3.netcologne.de.
Authority
The response has no authority records.
Additional
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0