okb-mega30.securemail-asp.com has no NS records.
NS records for this zone are defined at securemail-asp.com.
NS records for this zone are defined at securemail-asp.com.
Question and response
Question
dig okb-mega30.securemail-asp.com. NS
Answer
The response has no answer records.
Authority
securemail-asp.com. 300 SOA ns01.ktk-sol.co.jp. postmaster.ns01.ktk-sol.co.jp. 2025093001 10800 3600 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0