smtp2.hnl1.vpls.net has no NS records.
NS records for this zone are defined at hnl1.vpls.net.
NS records for this zone are defined at hnl1.vpls.net.
Question and response
Question
dig smtp2.hnl1.vpls.net. NS
Answer
The response has no answer records.
Authority
hnl1.vpls.net. 38400 SOA ns1.vpls.net. hostmaster.vpls.net. 2026021200 10800 3600 604800 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0