aib29hh0.yul1.oracleemaildelivery.com has no NS records.
NS records for this zone are defined at yul1.oracleemaildelivery.com.
NS records for this zone are defined at yul1.oracleemaildelivery.com.
Question and response
Question
dig aib29hh0.yul1.oracleemaildelivery.com. NS
Answer
The response has no answer records.
Authority
yul1.oracleemaildelivery.com. 300 SOA ns1.p68.dns.oraclecloud.net. hostmaster.yul1.oracleemaildelivery.com. 738325 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0