acd98bdh128.zqo1.oracleemaildelivery.com has no NS records.
NS records for this zone are defined at zqo1.oracleemaildelivery.com.
NS records for this zone are defined at zqo1.oracleemaildelivery.com.
Question and response
Question
dig acd98bdh128.zqo1.oracleemaildelivery.com. NS
Answer
The response has no answer records.
Authority
zqo1.oracleemaildelivery.com. 300 SOA ns1.p202.dns.oraclecloud.net. hostmaster.zqo1.oracleemaildelivery.com. 154567 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0