Reporting-MTA: dns; esa19.hc4087-85.iphmx.com

Final-Recipient: rfc822;fmateen@partners.org
Action: failed
Status: 5.0.0 (permanent failure)
Remote-MTA: dns; [52.101.41.26]
Diagnostic-Code: smtp; 5.1.0 - Unknown address error 550-'5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [SJ1PEPF00002316.namprd03.prod.outlook.com 2026-08-17T20:33:43.469Z 08DEF8E51BE4AE61]' (delivery attempts: 0)