mx.higalvestonbeach.com has no NS records.
NS records for this zone are defined at higalvestonbeach.com.
NS records for this zone are defined at higalvestonbeach.com.
Question and response
Question
dig mx.higalvestonbeach.com. NS
Answer
The response has no answer records.
Authority
higalvestonbeach.com. 3600 SOA dns.higalvestonbeach.com. hostmaster.higalvestonbeach.com. 1448636184 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0