199.192-207.134.71.193.in-addr.arpa has no NS records.
NS records for this zone are defined at 134.71.193.in-addr.arpa.
NS records for this zone are defined at 134.71.193.in-addr.arpa.
Question and response
Question
dig 199.192-207.134.71.193.in-addr.arpa. NS
Answer
The response has no answer records.
Authority
192-207.134.71.193.in-addr.arpa. 290 SOA ns1.deploi.cloud. post.deploi.no. 1 604800 86400 2419200 604800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0