mx667.kapper.net has no NS records.
NS records for this zone are defined at kapper.net.
NS records for this zone are defined at kapper.net.
Question and response
Question
dig mx667.kapper.net. NS
Answer
The response has no answer records.
Authority
kapper.net. 900 SOA ns1.kapper.net. hostmaster.kapper.net. 2024072578 14400 3600 1814400 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0