29-09-2023 9h29 - edited 29-09-2023 9h29
Hi, getting email bounced back from addresses I know are correct with this as part of the message
"MTA p3plsmtpa11-04.prod.phx3.secureserver.net received this response from the destination host IP - 52.101.11.11 - 550 , 550 5.7.509 Access denied, sending domain [BTINTERNET.COM] does not pass DMARC verification and has a DMARC policy of reject. [AS8P194MB1125.EURP194.PROD.OUTLOOK.COM 2023-09-29T08:02:26.162Z 08DBC0B65B260CD5] [PH7PR17CA0008.namprd17.prod.outlook.com 2023-09-29T08:02:26.239Z 08DBC09409AC839F] [SA2PEPF000015CA.namprd03.prod.outlook.com 2023-09-29T08:02:26.251Z 08DBBBA640451A5F]"
Can you advise?