mx.robotic-loan.com has no CNAME records.
Question and response
Question
dig mx.robotic-loan.com. NS
Answer
The response has no answer records.
Authority
robotic-loan.com. 1216 SOA dns.robotic-loan.com. hostmaster.robotic-loan.com. 1717492896 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0