launch1.spaceship.net has no MX records.
Question and response
Question
dig launch1.spaceship.net. MX
Answer
The response has no answer records.
Authority
spaceship.net. 3601 SOA launch1.spaceship.com. support.spaceship.com. 1741863140 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0