mx.hairtycuties.com has no MX records.
Question and response
Question
dig mx.hairtycuties.com. MX
Answer
The response has no answer records.
Authority
hairtycuties.com. 3600 SOA dns.hairtycuties.com. hostmaster.hairtycuties.com. 1863285966 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0