mx.azorinahotel.com has no NS records.
NS records for this zone are defined at azorinahotel.com.
NS records for this zone are defined at azorinahotel.com.
Question and response
Question
dig mx.azorinahotel.com. NS
Answer
The response has no answer records.
Authority
azorinahotel.com. 3600 SOA dns.azorinahotel.com. hostmaster.azorinahotel.com. 1185377266 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0