For some time the MX record for ALIENSALIENSALIENS.COM has been fubarred. So mail to that address probably bounced at random intervals. My domain registrar Turd Ferguson^W^W^WNetwork Solutions now offers simple DNS management for free, so I'll give that a whirl.
What does this mean to you? If you're trying to send mail to email@example.com, send it to firstname.lastname@example.org.
Please resume your normal internet activities.
And clean off that crusty keyboard, for God's sake...