mxhero-pool01.a.inova.com.br has no NS records.
NS records for this zone are defined at a.inova.com.br.
NS records for this zone are defined at a.inova.com.br.
Question and response
Question
dig mxhero-pool01.a.inova.com.br. NS
Answer
The response has no answer records.
Authority
a.inova.com.br. 60 SOA ns1.penso.com.br. hostmaster.penso.com.br.a.inova.com.br. 2023100801 7200 3600 1209600 1200
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0