Domain being flagged as not existing ?

Hello.

I have checked the email on some email validators and they all say the email address is invalid, for example: https://hunter.io/verify. There is an issue with MX records for the domain.

Hello.
We haven’t heard back from you in a few days, so I’m going to mark this topic as “resolved”.
If you have any further questions, you can start a new topic or contact us via our private Ticket System:?https://cleantalk.org/my/support/open.