USER.241.128.216.200.dial.telemar.net.br has no NS records.
NS records for this zone are defined at dial.telemar.net.br.
NS records for this zone are defined at dial.telemar.net.br.
Question and response
Question
dig USER.241.128.216.200.dial.telemar.net.br. NS
Answer
The response has no answer records.
Authority
telemar.net.br. 1200 SOA ns4.telemar.net.br. root.ns4.telemar.net.br. 2026012901 1800 3600 120960 1200
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0