mx.broklynchase.com has no NS records.
NS records for this zone are defined at broklynchase.com.
NS records for this zone are defined at broklynchase.com.
Question and response
Question
dig mx.broklynchase.com. NS
Answer
The response has no answer records.
Authority
broklynchase.com. 3600 SOA dns.broklynchase.com. hostmaster.broklynchase.com. 1520347096 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0