_radsec._tcp.roaming.ja.net has no NS records.
NS records for this zone are defined at roaming.ja.net.
NS records for this zone are defined at roaming.ja.net.
Question and response
Question
dig _radsec._tcp.roaming.ja.net. NS
Answer
The response has no answer records.
Authority
roaming.ja.net. 3600 SOA ns10.ja.net. hostmaster.ns10.ja.net. 2022030104 43200 3600 3600000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0