Question and response
Question
dig mx.justjoann.net. PTR
Answer
The response has no answer records.
Authority
justjoann.net. 3600 SOA dns.justjoann.net. hostmaster.justjoann.net. 1424182665 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0