143.0.70.93.linkbrasil.net.br has no NS records.
NS records for this zone are defined at linkbrasil.net.br.
NS records for this zone are defined at linkbrasil.net.br.
Question and response
Question
dig 143.0.70.93.linkbrasil.net.br. NS
Answer
The response has no answer records.
Authority
linkbrasil.net.br. 1800 SOA blair.ns.cloudflare.com. dns.cloudflare.com. 2395891034 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0