Question and response
Question
dig qro1.oracleemaildelivery.com. PTR
Answer
The response has no answer records.
Authority
qro1.oracleemaildelivery.com. 300 SOA ns1.p68.dns.oraclecloud.net. hostmaster.qro1.oracleemaildelivery.com. 633565 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0