Delivery has failed to these recipients or groups:
Lucia Spicuzza (lspicuzza@unime.it)
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: VI1P195MB0303.EURP195.PROD.OUTLOOK.COM
lspicuzza@unime.it
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 AM6P193CA0138.EURP193.PROD.OUTLOOK.COM (2603:10a6:209:85::43) by VI1P195MB0303.EURP195.PROD.OUTLOOK.COM (2603:10a6:802:63::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3912.27; Thu, 11 Mar 2021 12:51:39 +0000 Received: from VE1EUR01FT028.eop-EUR01.prod.protection.outlook.com (2603:10a6:209:85:cafe::11) by AM6P193CA0138.outlook.office365.com (2603:10a6:209:85::43) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3912.17 via Frontend Transport; Thu, 11 Mar 2021 12:51:39 +0000 Authentication-Results: spf=pass (sender IP is 54.240.8.195) smtp.mailfrom=amazonses.com; unime.it; dkim=pass (signature was verified) header.d=druid.dk;unime.it; dmarc=bestguesspass action=none header.from=druid.dk; Received-SPF: Pass (protection.outlook.com: domain of amazonses.com designates 54.240.8.195 as permitted sender) receiver=protection.outlook.com; client-ip=54.240.8.195; helo=a8-195.smtp-out.amazonses.com; Received: from a8-195.smtp-out.amazonses.com (54.240.8.195) by VE1EUR01FT028.mail.protection.outlook.com (10.152.2.220) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.3933.30 via Frontend Transport; Thu, 11 Mar 2021 12:51:39 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=3qzxzbyhaymt3i6nxxr5zjq5kjllp5wj; d=druid.dk; t=1615467098; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding; bh=rsVH0yjmepHohMyfjxymy5soVUPoLD9DszJnD7akT4A=; b=OP1xPsw9rHRDgybg2wfx3aaz5e4zOyezljMzPeOxICvqJKw7/IvFH1JT1KtVr//a j6oKtzblC5A+FSvtxY23d8C+d9DYGgglh9cdFqpsHcjxAbH9bjwPCHMO7Llwo/JvECZ KW4hxHGabwvSPIGvkexrw0l0LWlH3HII68f2t6Xo= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=224i4yxa5dv7c2xz3womw6peuasteono; d=amazonses.com; t=1615467098; h=Date:From:To:Message-ID:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Feedback-ID; bh=rsVH0yjmepHohMyfjxymy5soVUPoLD9DszJnD7akT4A=; b=AQvveNn1O2cG3f9Ecd+5DpbU31csIFOhdDVc/YCtSrYXIalOG3z8/f1za/JheEEo A0F7qFOQCaJN+8fNYef9sSl2nYPwm2b+gby+xObt1d5P2LdkGnrZJkHtWX5614W1Izm CvuAh2Az/1Tigihj2M79lr7h688Xfwn00mj4GJ7A= Date: Thu, 11 Mar 2021 12:51:37 +0000 From: DRUID21 <druid@druid.dk> To: Lucia Spicuzza <lspicuzza@unime.it> Message-ID: <010001782157ae64-cd4be6f2-bcbd-4930-98a2-60e94dde6bf4-000000@email.amazonses.com> Subject: DRUID21, Copenhagen, October 18-20 2021: FIRST CALL FOR PAPERS MIME-Version: 1.0 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-SES-Outgoing: 2021.03.11-54.240.8.195 Feedback-ID: 1.us-east-1.13mSgHqxbnUUx50/TZSkdjEk6laramo5BkOedBdTQl8=:AmazonSES Return-Path: 010001782157ae64-cd4be6f2-bcbd-4930-98a2-60e94dde6bf4-000000@amazonses.com X-EOPAttributedMessage: 0 X-EOPTenantAttributedMessage: 84679d45-8346-4e23-8c84-a7304edba77f:0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 8c2e3f12-08c3-47af-420b-08d8e48c69d0 X-MS-TrafficTypeDiagnostic: VI1P195MB0303: