mx1.vpn2me.us has no NS records.
NS records for this zone are defined at vpn2me.us.
NS records for this zone are defined at vpn2me.us.
Question and response
Question
dig mx1.vpn2me.us. NS
Answer
The response has no answer records.
Authority
vpn2me.us. 38400 SOA dns.vpn2me.us. dns-admin.vpn2me.us. 2026010388 10800 3600 1209600 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0