211.208-223.227.241.83.in-addr.arpa has no NS records.
NS records for this zone are defined at 208-223.227.241.83.in-addr.arpa.
NS records for this zone are defined at 208-223.227.241.83.in-addr.arpa.
Question and response
Question
dig 211.208-223.227.241.83.in-addr.arpa. NS
Answer
The response has no answer records.
Authority
208-223.227.241.83.in-addr.arpa. 3600 SOA global.excedodns.com. hostmaster.excedo.se. 1738077217 3600 900 604800 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0