mx2.dnsmadeeasy.com has no CNAME records.
Question and response
Question
dig mx2.dnsmadeeasy.com. NS
Answer
The response has no answer records.
Authority
dnsmadeeasy.com. 51 SOA ns0.dnsmadeeasy.com. dns.dnsmadeeasy.com. 2009011933 14400 1800 1209600 180
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0