_dc-mx.a60487ff330c.geoengineer.org has no MX records.
Question and response
Question
dig _dc-mx.a60487ff330c.geoengineer.org. MX
Answer
The response has no answer records.
Authority
geoengineer.org. 1800 SOA melina.ns.cloudflare.com. dns.cloudflare.com. 2396888255 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0