mx.ourland.store has no NS records.
NS records for this zone are defined at ourland.store.
NS records for this zone are defined at ourland.store.
Question and response
Question
dig mx.ourland.store. NS
Answer
The response has no answer records.
Authority
ourland.store. 3600 SOA dns.ourland.store. hostmaster.ourland.store. 1357946152 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0