trbmx01.tribanco.com.br.
Question and response
Question
dig 56.48-63.158.251.200.in-addr.arpa. PTR
Answer
56.48-63.158.251.200.in-addr.arpa. 86400 PTR trbmx01.tribanco.com.br.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0