_ad114264303dd1f6c278888a8b9b9abb.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 _f5c8363797a7e3f4d3bf559e93f72e55.sdgjtdhdhz.acm-validations.aws. NS
Answer
The response has no answer records.
Authority
sdgjtdhdhz.acm-validations.aws. 900 SOA ns-1871.awsdns-41.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0