jp.mfox.top has no NS records.
NS records for this zone are defined at mfox.top.
NS records for this zone are defined at mfox.top.
Question and response
Question
dig jp.mfox.top. NS
Answer
The response has no answer records.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0