mail.hosting-nation.net has no NS records.
NS records for this zone are defined at hosting-nation.net.
NS records for this zone are defined at hosting-nation.net.
Question and response
Question
dig mail.hosting-nation.net. NS
Answer
The response has no answer records.
Authority
hosting-nation.net. 86400 SOA ns1.hosting-nation.net. hn_mon.hosting-nation.com. 2026031600 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0