233.224.80.211.65.in-addr.arpa has no NS records.
NS records for this zone are defined at 224.80.211.65.in-addr.arpa.
NS records for this zone are defined at 224.80.211.65.in-addr.arpa.
Question and response
Question
dig 233.224.80.211.65.in-addr.arpa. NS
Answer
The response has no answer records.
Authority
224.80.211.65.in-addr.arpa. 3600 SOA ns1.dmonesource.com. admin.dmonesource.com. 178 900 600 86400 3600
Additional
. 0 OPT ; payload 4000, xrcode 0, version 0, flags 0