NetSuite Email Blasts Failing Silently

We have set up our account on netsuite, and have done all the needed, but are failing at the email blasts hurdle. I have followed all the steps to set up an email blast (setup domain alias included) and did not use DKIM since our volumes are not high enough. We create the campaign, and I have one recipient in that search (this is a test). Campaign runs, and my work address gets a successful campaign sent message, but the recipient does not get the message. I have checked the mail logs on the recipient side - the email does