Delivery has failed to these recipients or groups:
Clayton Christensen (cchristensen@hbs.edu)
Ask the recipient's email admin to add you to the accept list for the recipient.
For more information, see DSN 5.7.129 Errors in Exchange Online and Office 365.
Diagnostic information for administrators:
Generating server: SA0PR03MB5530.namprd03.prod.outlook.com
cchristensen@hbs.edu
Remote server returned '550 5.7.129 RESOLVER.RST.RestrictedToRecipientsPermission; not authorized to send to recipient because the sender isn't on the recipient's list of senders to accept mail from'
Original message headers:
Received: from MW4PR03CA0133.namprd03.prod.outlook.com (2603:10b6:303:8c::18) by SA0PR03MB5530.namprd03.prod.outlook.com (2603:10b6:806:b0::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6745.26; Fri, 1 Sep 2023 08:32:34 +0000 Received: from MW2NAM04FT010.eop-NAM04.prod.protection.outlook.com (2603:10b6:303:8c:cafe::ee) by MW4PR03CA0133.outlook.office365.com (2603:10b6:303:8c::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6745.27 via Frontend Transport; Fri, 1 Sep 2023 08:32:34 +0000 Authentication-Results: spf=pass (sender IP is 54.240.8.221) smtp.mailfrom=amazonses.com; dkim=pass (signature was verified) header.d=druid.dk;dmarc=bestguesspass action=none header.from=druid.dk; Received-SPF: Pass (protection.outlook.com: domain of amazonses.com designates 54.240.8.221 as permitted sender) receiver=protection.outlook.com; client-ip=54.240.8.221; helo=a8-221.smtp-out.amazonses.com; pr=C Received: from a8-221.smtp-out.amazonses.com (54.240.8.221) by MW2NAM04FT010.mail.protection.outlook.com (10.13.30.142) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6745.22 via Frontend Transport; Fri, 1 Sep 2023 08:32:33 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=3qzxzbyhaymt3i6nxxr5zjq5kjllp5wj; d=druid.dk; t=1693557152; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding; bh=kR4lsxCDMzX0HzRVjBo8W9vqKMpC1E6OmW6KZB3TA0c=; b=NWOLqXOnhrGOsSC14YYuElw8LdbNe7HdMxQLlF9bO+TbVbbmeVyYqdPplKQZHYR5 yn1SoanHNiCHGOSF182uMt1aazQ/7j0p6JevBjiwU7Raz8gtSg3VBWXC4GlDG2hUvmx yNx/aRh8Ou4lurLF/DJdGaJNtqLKwSsjv+i9jFd4= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=224i4yxa5dv7c2xz3womw6peuasteono; d=amazonses.com; t=1693557152; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Feedback-ID; bh=kR4lsxCDMzX0HzRVjBo8W9vqKMpC1E6OmW6KZB3TA0c=; b=Yq7FHLQFWuutGsvEFssP2lOhve2o/ULmObEAIb+9TukWUjtTQS62a4jxH/zaWZUS mBu7t2unrFlnBgm8szvWKn0EalVlpBNNnHAumCvscJ5+ZaxLmY94+cFbajMGz0nF1Q8 hZlJSIlG64mns/1cge40Vfi/j7A07INX2IPDFZOs= Date: Fri, 1 Sep 2023 08:32:32 +0000 From: DRUID Academy 2024 <druid@druid.dk> To: Clayton Christensen <cchristensen@hbs.edu> Message-ID: <0100018a4fdf5c37-f3d21424-fdd1-466b-b818-a4cfe2029281-000000@email.amazonses.com> Subject: =?UTF-8?Q?FIRST=C2=A0CALL=C2=A0FOR=C2=A0PAPERS:=C2=A0DRUID_Academy_20?= =?UTF-8?Q?24,_Odense,_January_17-January_19,_2024?= MIME-Version: 1.0 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable Feedback-ID: 1.us-east-1.13mSgHqxbnUUx50/TZSkdjEk6laramo5BkOedBdTQl8=:AmazonSES X-SES-Outgoing: 2023.09.01-54.240.8.221 Return-Path: 0100018a4fdf5c37-f3d21424-fdd1-466b-b818-a4cfe2029281-000000@amazonses.com X-EOPAttributedMessage: 0 X-EOPTenantAttributedMessage: 09fd564e-bf42-4321-8f2d-b8e482f8635c:0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MW2NAM04FT010:EE_|SA0PR03MB5530:EE_ X-MS-Office365-Filtering-Correlation-Id: f93e8005-bf59-4411-32e6-08dbaac5fd60