mail.npsheriff.net.cp-tel.net.
Question and response
Question
dig 104.243.174.17.cp-tel.net. PTR
Answer
104.243.174.17.cp-tel.net. 300 PTR mail.npsheriff.net.cp-tel.net.
Authority
cp-tel.net. 1800 NS home.cp-tel.net.
cp-tel.net. 1800 NS reliant.cp-tel.net.
Additional
home.cp-tel.net. 1800 A 104.243.174.200
reliant.cp-tel.net. 1800 A 104.243.174.201
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0