pdnsb.hlubina.com.
Question and response
Question
dig 91.64-127.41.238.178.in-addr.arpa. PTR
Answer
91.64-127.41.238.178.in-addr.arpa. 86400 PTR pdnsb.hlubina.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0