server04.certto.com.br has no NS records.
NS records for this zone are defined at certto.com.br.
NS records for this zone are defined at certto.com.br.
Question and response
Question
dig server04.certto.com.br. NS
Answer
The response has no answer records.
Authority
certto.com.br. 900 SOA ns1.certto.com.br. support.certto.com.br. 2026022300 43200 3600 1209600 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0