242.240-28.65.16.194.in-addr.arpa has no NS records.
NS records for this zone are defined at 240-28.65.16.194.in-addr.arpa.
NS records for this zone are defined at 240-28.65.16.194.in-addr.arpa.
Question and response
Question
dig 242.240-28.65.16.194.in-addr.arpa. NS
Answer
The response has no answer records.
Authority
240-28.65.16.194.in-addr.arpa. 259200 SOA ns.netset.se. info.netset.se. 2014112801 28800 7200 2419200 1209600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0