mx.chicanodemocrats.com has no CNAME records.
Question and response
Question
dig mx.chicanodemocrats.com. NS
Answer
The response has no answer records.
Authority
chicanodemocrats.com. 3307 SOA dns.chicanodemocrats.com. hostmaster.chicanodemocrats.com. 1605488243 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0