_5483e5f5167cf8fe2068b337f97fac2b.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 _4e9b8953130590ac4713d107270b74fa.acm-validations.aws. NS
Answer
The response has no answer records.
Authority
acm-validations.aws. 900 SOA ns-22.awsdns-02.com. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0