mx.comfortandharmony.com has no NS records.
NS records for this zone are defined at comfortandharmony.com.
NS records for this zone are defined at comfortandharmony.com.
Question and response
Question
dig mx.comfortandharmony.com. NS
Answer
The response has no answer records.
Authority
comfortandharmony.com. 3600 SOA dns.comfortandharmony.com. hostmaster.comfortandharmony.com. 1968701333 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0