Whenever we try to send emails to adresses like
t he emails are marked as
not-sent. This is same for transactional emails as well.
For B2B Customers, these are valid ones, and Marketing Cloud should not block them by itself.
Even for B2C, if I have my own domain, I would name it as
Customer Support mentioned they need individual email addresses, and they would configured it on their side. Is there a way to control this as a platform owner?