I have no Authentication icon in my cPanel, so I cannot complete the proces..
Hello Alessandro,
Sorry for your emails being classified as spam. Check out this article on keeping your emails being labeled as spam. If you follow the guidelines and use email authentication then you should be able to avoid getting marked as spam.
If you have any further questions or comments, please let us know.
Kindest regards,
Arnel C.
I have no Authentication icon in my cPanel, so I cannot complete the proces..
Pardon, the article needs to be updated. You will find similar options under Email Deliverability. Click Manage for the appropriate domain.