Question and response
Question
dig email-mx2.asdf456.com. PTR
Answer
The response has no answer records.
Authority
asdf456.com. 600 SOA dns3.asdf456.com. dns2.asdf456.com. 1771889731 600 600 600 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0