mx.firstwomanto.com has no NS records.
NS records for this zone are defined at firstwomanto.com.
NS records for this zone are defined at firstwomanto.com.
Question and response
Question
dig mx.firstwomanto.com. NS
Answer
The response has no answer records.
Authority
firstwomanto.com. 3600 SOA dns.firstwomanto.com. hostmaster.firstwomanto.com. 1985091384 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0