212-162-16-146.static.ip.adacor.net.
Question and response
Question
dig 146.144-159.16.162.212.in-addr.arpa. PTR
Answer
146.144-159.16.162.212.in-addr.arpa. 3600 PTR 212-162-16-146.static.ip.adacor.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0