ns2.hostbits.com.br has no NS records.
NS records for this zone are defined at hostbits.com.br.
NS records for this zone are defined at hostbits.com.br.
Question and response
Question
dig ns2.hostbits.com.br. NS
Answer
The response has no answer records.
Authority
hostbits.com.br. 1800 SOA andy.ns.cloudflare.com. dns.cloudflare.com. 2396651001 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0