Question and response
Question
dig mail4.ash3.ciberserver.com. PTR
Answer
The response has no answer records.
Authority
ash3.ciberserver.com. 86400 SOA ns1.ciberserver.com. status.ciberconceito.com. 2018052002 3600 7200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0