abi149abf0.mtz1.oracleemaildelivery.com has no NS records.
NS records for this zone are defined at mtz1.oracleemaildelivery.com.
NS records for this zone are defined at mtz1.oracleemaildelivery.com.
Question and response
Question
dig abi149abf0.mtz1.oracleemaildelivery.com. NS
Answer
The response has no answer records.
Authority
mtz1.oracleemaildelivery.com. 300 SOA ns1.p68.dns.oraclecloud.net. hostmaster.mtz1.oracleemaildelivery.com. 733546 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0