smtp02.correowebseguro.com has no NS records.
NS records for this zone are defined at correowebseguro.com.
NS records for this zone are defined at correowebseguro.com.
Question and response
Question
dig smtp02.correowebseguro.com. NS
Answer
The response has no answer records.
Authority
correowebseguro.com. 300 SOA dns15.ovh.net. tech.ovh.net. 2025121900 86400 3600 3600000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0