Question and response
Question
dig mxbackup.btireland.net. PTR
Answer
The response has no answer records.
Authority
btireland.net. 3600 SOA auth02.ns.btireland.net. hostmaster.btireland.net. 2026021201 28800 7200 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0