Question and response
Question
dig mx.abuse.tucows.com. PTR
Answer
The response has no answer records.
Authority
tucows.com. 60 SOA ns1.tucows.com. hostmaster.tucows.com. 1771798582 1200 3600 2419200 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0