The response from the remote server was:
451 4.4.4 Mail received as unauthenticated, incoming to a recipient domain configured in a hosted tenant which has no mail-enabled subscriptions. ATTR5 [
AMS0EPF00000199.eurprd05.prod.outlook.com 2024-08-17T05:51:07.960Z 08DCBD13E454C205]
Message not delivered
There was a problem delivering your message to
infolinia@braster.eu. See the technical details below or try resending in a few minutes.