mail.warian.net has no NS records.
NS records for this zone are defined at warian.net.
NS records for this zone are defined at warian.net.
Question and response
Question
dig mail.warian.net. NS
Answer
The response has no answer records.
Authority
warian.net. 10800 SOA ns3.warian.net. support.warian.net. 2026020102 10800 900 1209600 10800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0