Question and response
Question
dig mx.mostelekom.net. PTR
Answer
The response has no answer records.
Authority
mostelekom.net. 86400 SOA ns1.ncnet.ru. noc.ncnet.ru. 2019081901 10800 900 604800 86400
Additional
. 0 OPT ; payload 1460, xrcode 0, version 0, flags 0