mail2.data393.net has no NS records.
NS records for this zone are defined at data393.net.
NS records for this zone are defined at data393.net.
Question and response
Question
dig mail2.data393.net. NS
Answer
The response has no answer records.
Authority
data393.net. 3600 SOA ns1.dfw.databank.com. ipadmin.databank.com. 2025042000 7200 3600 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0