mg2.virtualns.net has no NS records.
NS records for this zone are defined at virtualns.net.
NS records for this zone are defined at virtualns.net.
Question and response
Question
dig mg2.virtualns.net. NS
Answer
The response has no answer records.
Authority
virtualns.net. 1800 SOA ns1.neodigit.net. dns.neodigit.net. 1772064000 14400 3600 1209600 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0