_5df615741288092b06e21d667069b3a2.oieti.oi.com.br has no NS records.
NS records for this zone are defined at oi.com.br.
NS records for this zone are defined at oi.com.br.
Question and response
Question
dig _410f01f0da763dd09bd0b2f79b276343.mhbtsbpdnt.acm-validations.aws. NS
Answer
The response has no answer records.
Authority
mhbtsbpdnt.acm-validations.aws. 900 SOA ns-183.awsdns-22.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0