postmail.tmsoft.com.br has no NS records.
NS records for this zone are defined at tmsoft.com.br.
NS records for this zone are defined at tmsoft.com.br.
Question and response
Question
dig postmail.tmsoft.com.br. NS
Answer
The response has no answer records.
Authority
tmsoft.com.br. 3600 SOA ns1.udns.com.br. contato.tmsoft.com.br. 2026010522 3600 600 1209600 3600
Additional
. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0