206.84.44.196.assistemas.net.br has no CNAME records.
Question and response
Question
dig 206.84.44.196.assistemas.net.br. NS
Answer
The response has no answer records.
Authority
assistemas.net.br. 306 SOA ns1.assistemas.net.br. suporte.technobox.com.br. 2024080520 4800 3600 1209600 6000
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0