ns2.cpi.ad.jp has no NS records.
NS records for this zone are defined at cpi.ad.jp.
NS records for this zone are defined at cpi.ad.jp.
Question and response
Question
dig ns2.cpi.ad.jp. NS
Answer
The response has no answer records.
Authority
cpi.ad.jp. 300 SOA ns0.cpi.ad.jp. hostmaster.cpi.ad.jp. 2026022501 3600 900 3600000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0