Delivery has failed to these recipients or groups:
Kevin Chandra (kchandra@ust.hk)
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: OSZP286MB1823.JPNP286.PROD.OUTLOOK.COM
kchandra@ust.hk
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 PU1PR01CA0033.apcprd01.prod.exchangelabs.com (2603:1096:803:16::21) by OSZP286MB1823.JPNP286.PROD.OUTLOOK.COM (2603:1096:604:166::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7292.34; Sun, 18 Feb 2024 15:51:46 +0000 Received: from HK2PEPF00006FAE.apcprd02.prod.outlook.com (2603:1096:803:16:cafe::b2) by PU1PR01CA0033.outlook.office365.com (2603:1096:803:16::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7292.34 via Frontend Transport; Sun, 18 Feb 2024 15:51:46 +0000 Authentication-Results: spf=pass (sender IP is 54.240.8.51) 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 54.240.8.51 as permitted sender) receiver=protection.outlook.com; client-ip=54.240.8.51; helo=a8-51.smtp-out.amazonses.com; pr=C Received: from a8-51.smtp-out.amazonses.com (54.240.8.51) by HK2PEPF00006FAE.mail.protection.outlook.com (10.167.8.4) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7292.25 via Frontend Transport; Sun, 18 Feb 2024 15:51:45 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=3qzxzbyhaymt3i6nxxr5zjq5kjllp5wj; d=druid.dk; t=1708271503; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding; bh=j/o6RTNiAVBcvvnNCG7mRxXeY6Nmbjuo3W+5mibBQTE=; b=E3xBUXiYaHPej3rm6A8KjG/P30gYsFhuFBErMy+EhdKaFnNJjhINy+4q+g7IIFi1 WpsK1rzaEKyd+IIOR38P4wxU9NqM281t9xyR81HN39mx1mIpOpUQ4uuqftW3wZPAfCF cuLUzLoITGOc+tjjS9JntuSf6qfMZydiYkEjUWoA= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=224i4yxa5dv7c2xz3womw6peuasteono; d=amazonses.com; t=1708271503; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Feedback-ID; bh=j/o6RTNiAVBcvvnNCG7mRxXeY6Nmbjuo3W+5mibBQTE=; b=Fpbt9gbzyif+qi3T+egB1hnxAuwng7p7Ixec0n6j/D5hfRDxjds76dXoPIIDgqwh 2KK7cF+O1PvdsbG6tUO9Lh16XU+b2wIgjMJUSKzRC4dUuiAxhaReiljuuyq7OoNCwKh xQ4xM7eoJQGPFskCnj3d5y1yW+MaLnySh3nX8WKY= Date: Sun, 18 Feb 2024 15:51:43 +0000 From: DRUID24 <druid@druid.dk> To: Kevin Chandra <kchandra@ust.hk> Message-ID: <0100018dbcea871a-84706e8f-5deb-4950-a971-ca6189937f39-000000@email.amazonses.com> Subject: =?UTF-8?Q?FINAL_CALL_FOR_PAPERS:_DRUID24,SKEMA_Business_School_a?= =?UTF-8?Q?nd_University_C=C3=B4te_d'Azur,__June_June_13-June_15,_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: 2024.02.18-54.240.8.51 Return-Path: 0100018dbcea871a-84706e8f-5deb-4950-a971-ca6189937f39-000000@amazonses.com X-EOPAttributedMessage: 0 X-EOPTenantAttributedMessage: c917f3e2-9322-4926-9bb3-daca730413ca:0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: HK2PEPF00006FAE:EE_|OSZP286MB1823:EE_ X-MS-Office365-Filtering-Correlation-Id: 2dfe207a-e0ed-417a-c49c-08dc309982ba