emailreg.org has no MX records.
Question and response
Question
dig emailreg.org. MX
Answer
The response has no answer records.
Authority
emailreg.org. 3600 SOA ns1-05.azure-dns.com. root.emailreg.org.emailreg.org. 2040871095 7200 3600 86400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0