mx.terrabellabistro.com has no NS records.
NS records for this zone are defined at terrabellabistro.com.
NS records for this zone are defined at terrabellabistro.com.
Question and response
Question
dig mx.terrabellabistro.com. NS
Answer
The response has no answer records.
Authority
terrabellabistro.com. 3600 SOA dns.terrabellabistro.com. hostmaster.terrabellabistro.com. 1632378311 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0