Our emails show sent in the outbox but are not received by clients. This happens in some cases only. When sent from Gmail account they are received.
We are using Godaddy Delux hosting with Cpanel account for emails.
Hello aj77, I hope you are well. Contact GoDaddy support team.
Check you email settings;
1 - go to Configure Mail Client => Manual Settings => in Incoming Server .. copy server
paste it in Destination:
click on add new record