hd8bbd128.nrq1.oracleemaildelivery.com has no NS records.
NS records for this zone are defined at nrq1.oracleemaildelivery.com.
NS records for this zone are defined at nrq1.oracleemaildelivery.com.
Question and response
Question
dig hd8bbd128.nrq1.oracleemaildelivery.com. NS
Answer
The response has no answer records.
Authority
nrq1.oracleemaildelivery.com. 300 SOA ns1.p202.dns.oraclecloud.net. hostmaster.nrq1.oracleemaildelivery.com. 85596 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0