mail.onlinetelecomip.net.br has no NS records.
NS records for this zone are defined at onlinetelecomip.net.br.
NS records for this zone are defined at onlinetelecomip.net.br.
Question and response
Question
dig mail.onlinetelecomip.net.br. NS
Answer
The response has no answer records.
Authority
onlinetelecomip.net.br. 86400 SOA ns1150.hostgator.com.br. root.br1150.hostgator.com.br. 2026011201 86400 7200 3600000 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0