Saturday , April 4 2020

The Undeliverables

You have sent an email and received a notification that your email has not been delivered to the recipient. You can recognize such emails as a bounced email

Mail Delivery System Sent: Wednesday, August 14, 2019 2:11 PM To: Subject: Undeliverable: flight information Delivery has failed to these recipients or groups: Your message couldn't be delivered. Try to send it again later. If the problem continues, please contact your email admin. Diagnostic information for administrators: Generating server: Remote Server returned '554 5.3.0 < #5.3.0 x-unix; Spam,Subject or body has spam keywords in system level.>' Original message headers: Return-Path: Received: from ( []) by (Postfix) with ESMTP id 69E13400270 for; Wed, 14 Aug 2019 18:11:01 +0800 (CST) X-yanmailID: 2efb.5d53ddfa.5549d.0 1B2CB400772 20190814 Received: from (unknown []) by (Postfix) with ESMTP id 1B2CB400772; Wed, 14 Aug 2019 10:10:02 +0000 (UTC) Authentication-Results:; dkim=none (message not signed) header.i=none; spf=None; spf=Fail; spf=None Received-SPF: None ( no sender authenticity information available from domain of identity=pra; client-ip=;; envelope-from=""; x-sender=""; x-conformance=sidf_compatible Received-SPF: Fail ( domain of does not designate as permitted sender) identity=mailfrom; client-ip=;; envelope-from=""; x-sender=""; x-conformance=sidf_compatible; x-record-type="v=spf1"; x-record-text="v=spf1 mx ip4: ip4: ip4: ip4: -all" Received-SPF: None ( no sender authenticity information available from domain of identity=helo; client-ip=;; envelope-from=""; x-sender=""; x-conformance=sidf_compatible X-Ironport-Dmarc-Check-Result: validskip IronPort-SDR: tJPXFRc2sF6vCBvYaRYfC54vheytHvCqbrz+WJiVwLC5gDActvRNIBeJxOiYO83GTIYNinupWy js2actTGrLgg== IronPort-PHdr: =?us-ascii?q?9a45=3AEvE6QR+ReM/esP9uRHKM819IXTAuvvDOBiVQ1K?= =?us-ascii?q?IIvI4IwLz6GQhODcAOGHoQ6jDJBZIZ7ZIwzg3ECAgICCQIVgSk+gQlxTXOCb?= =?us-ascii?q?AmCRReBBAECBSQcggOIF4I8cowygSKBIQEB?= X-IronPort-AV: E=Sophos;i="5.64,384,1559505600"; d="jpg'145?png'145,150?scan'145,150,208,217,150,145";a="3173282" Received: from unknown (HELO ([]) by with ESMTP/TLS/ECDHE-RSA-AES128-SHA256; 14 Aug 2019 14:09:56 +0400 Received: from ( by ( with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1466.3; Wed, 14 Aug 2019 14:09:56 +0400 Received: from ([]) by ([]) with mapi id 15.01.1466.012; Wed, 14 Aug 2019 14:09:56 +0400 From: Arun ab To: "", Huang CC: david, Aseeb Khader Subject: RE: flight information Thread-Topic: flight information Thread-Index: AQHVUbMHcem8LlXMJ022gk/php1/Lab6bNBg Date: Wed, 14 Aug 2019 10:09:56 +0000 Message-ID: References:, < > In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-originating-ip: [] x-exclaimer-md-config: 74f2138c-68ed-481e-8eaf-f54f1b694524 Content-Type: text/plain MIME-Version: 1.0


Solution –

Remote Server returned ‘554 5.3.0 < #5.3.0 x-unix; Spam,Subject or body has spam keywords in system level.>’

External System Doesn’t like one of your keywords like bad words.or Words typed on a different language. Try Sending a blank Email. Try to Send clearing your signature. That should let you know which keywords causing the issue.

About Satheshwaran Manoharan

Satheshwaran Manoharan is an Microsoft Office Server and Services MVP , Publisher of Specialized in Office365 / Microsoft Exchange / Virtualization , Sathesh is an Messaging Expert supporting/Designing/Deploying many medium size businesses to large enterprises when it comes to Corporate messaging and Virtualization Infrastructure

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