mail.premiumdns.net has no NS records.
NS records for this zone are defined at premiumdns.net.
NS records for this zone are defined at premiumdns.net.
Question and response
Question
dig mail.premiumdns.net. NS
Answer
The response has no answer records.
Authority
premiumdns.net. 10800 SOA ns2.premiumdns.net. duybinhvn80.yahoo.com. 2026022212 10800 3600 1209600 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0