opr-ns3.astrumnival.com has no NS records.
NS records for this zone are defined at astrumnival.com.
NS records for this zone are defined at astrumnival.com.
Question and response
Question
dig opr-ns3.astrumnival.com. NS
Answer
The response has no answer records.
Authority
astrumnival.com. 600 SOA opr-ns1.astrumnival.com. dnsmaster.astrum-nival.com. 2017051601 300 300 2419200 600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0