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: PH7PR03MB6942.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 DM6PR18CA0005.namprd18.prod.outlook.com (2603:10b6:5:15b::18) by PH7PR03MB6942.namprd03.prod.outlook.com (2603:10b6:510:157::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7025.16; Mon, 20 Nov 2023 22:07:34 +0000 Received: from DM6NAM04FT030.eop-NAM04.prod.protection.outlook.com (2603:10b6:5:15b:cafe::b3) by DM6PR18CA0005.outlook.office365.com (2603:10b6:5:15b::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7002.26 via Frontend Transport; Mon, 20 Nov 2023 22:07:34 +0000 Authentication-Results: spf=pass (sender IP is 54.240.8.38) 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 54.240.8.38 as permitted sender) receiver=protection.outlook.com; client-ip=54.240.8.38; helo=a8-38.smtp-out.amazonses.com; pr=C Received: from a8-38.smtp-out.amazonses.com (54.240.8.38) by DM6NAM04FT030.mail.protection.outlook.com (10.13.159.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7025.17 via Frontend Transport; Mon, 20 Nov 2023 22:07:34 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=3qzxzbyhaymt3i6nxxr5zjq5kjllp5wj; d=druid.dk; t=1700518051; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding; bh=wAJhOs0ROLYeBuiulv+YTAZAjKht08rtBBr36W7sKRk=; b=N0ccPc/sp56oGDjXIxdwjjxUuEUY4eAWEnN+LO/x2cPVJ0ChfEyP8qar2djquOim 5TzARHngiwUAv91MXHYh2+OgA8tZtCRC+iMYyqNqAHy4tz8XRP+TU47vL8rVCmyYn3t r6F/ZQPIHWrmtOKkaORb83/ZDMbr/5tSriSikj3g= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=224i4yxa5dv7c2xz3womw6peuasteono; d=amazonses.com; t=1700518051; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Feedback-ID; bh=wAJhOs0ROLYeBuiulv+YTAZAjKht08rtBBr36W7sKRk=; b=R5eqoEnGO7zZBuKvolkYPLYkLOu+4sKdkkP72UJx+3eGh2QEuyvlrTRDgQJbTiN5 R9V8MK7sMXqLRUzRnPohRMfy6mSEdGgPmcEVa77UeWoaJf12L+oKxpq6K8q8XfeT6GQ e+U7iW8W6oMbkZIZpMxYAB4IHjMuIOk1nDOeWJQE= Date: Mon, 20 Nov 2023 22:07:31 +0000 From: DRUID24 <druid@druid.dk> To: Clayton Christensen <cchristensen@hbs.edu> Message-ID: <0100018beec63f99-e08a5e58-04e2-418c-b9f7-d2ed874546a4-000000@email.amazonses.com> Subject: DRUID24: First Call for Papers 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: 2023.11.20-54.240.8.38 Return-Path: 0100018beec63f99-e08a5e58-04e2-418c-b9f7-d2ed874546a4-000000@amazonses.com X-EOPAttributedMessage: 0 X-EOPTenantAttributedMessage: 09fd564e-bf42-4321-8f2d-b8e482f8635c:0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6NAM04FT030:EE_|PH7PR03MB6942:EE_ X-MS-Office365-Filtering-Correlation-Id: 11135f3f-6b29-4855-e83e-08dbea15193d