abi149bb0.cwl1.oracleemaildelivery.com has no NS records.
NS records for this zone are defined at cwl1.oracleemaildelivery.com.
NS records for this zone are defined at cwl1.oracleemaildelivery.com.
Question and response
Question
dig abi149bb0.cwl1.oracleemaildelivery.com. NS
Answer
The response has no answer records.
Authority
cwl1.oracleemaildelivery.com. 300 SOA ns1.p68.dns.oraclecloud.net. hostmaster.cwl1.oracleemaildelivery.com. 738032 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0