mailserver.dirfcaixapagamentos.com.br has no NS records.
NS records for this zone are defined at dirfcaixapagamentos.com.br.
NS records for this zone are defined at dirfcaixapagamentos.com.br.
Question and response
Question
dig mailserver.dirfcaixapagamentos.com.br. NS
Answer
The response has no answer records.
Authority
dirfcaixapagamentos.com.br. 1800 SOA kim.ns.cloudflare.com. dns.cloudflare.com. 2395710228 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0