5.192.100.101.in-addr.arpa has no NS records.
NS records for this zone are defined at 192.100.101.in-addr.arpa.
NS records for this zone are defined at 192.100.101.in-addr.arpa.
Question and response
Question
dig 5.192.100.101.in-addr.arpa. NS
Answer
The response has no answer records.
Authority
192.100.101.in-addr.arpa. 3600 SOA names1.ds.network. dns.ds.network. 2024012312 7200 120 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0