centaur.outserv.net has no NS records.
NS records for this zone are defined at outserv.net.
NS records for this zone are defined at outserv.net.
Question and response
Question
dig centaur.outserv.net. NS
Answer
The response has no answer records.
Authority
outserv.net. 1800 SOA ns1.outserv.net. dns-admin.outserv.net. 2026012215 21600 3600 604800 21600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0