0.237.19.71.in-addr.arpa.
Question and response
Question
dig 0.237.19.71.in-addr.arpa. PTR
Answer
0.237.19.71.in-addr.arpa. 3600 PTR 0.237.19.71.in-addr.arpa.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0