- Helpful video: https://aws.amazon.com/premiumsupport/knowledge-center/add-verify-domain-workmail/
- Buttom line: AWS needs to verify your domain and add authentication to your DNS records.
- Bluehost does not allow underscore in host name of CNAME records. It is a common problem. See this post as to how to deal with it (I.E. you need to chat with support. Support can’t add it either. They need to escalate the case.) https://stackoverflow.com/questions/13650233/underscore-in-cname-required-by-ses-not-allowed-by-registrar/26692491#26692491