** Address not found **
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The response from the remote server was:
550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [BN1PEPF00004686.namprd03.prod.outlook.com 2025-12-17T01:41:32.097Z 08DE3B475A7389FD]
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550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [BN1PEPF00004686.namprd03.prod.outlook.com 2025-12-17T01:41:32.097Z 08DE3B475A7389FD]
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Final-Recipient: rfc822; [email protected]
Action: failed
Status: 5.4.1
Remote-MTA: dns; echo-com.mail.protection.outlook.com. (2a01:111:f403:f90a::1,
the server for the domain echo.com.)
Diagnostic-Code: smtp; 550 5.4.1 Recipient address rejected: Access denied. For more information see https://aka.ms/EXOSmtpErrors [BN1PEPF00004686.namprd03.prod.outlook.com 2025-12-17T01:41:32.097Z 08DE3B475A7389FD]
Last-Attempt-Date: Tue, 16 Dec 2025 17:41:32 -0800 (PST)
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00721157ae682-78e66c4ab8cmr155007807b3.49.1765935691183; Tue, 16 Dec 2025
17:41:31 -0800 (PST)
MIME-Version: 1.0
From: Isaac Sheppard <[email protected]>
Date: Wed, 17 Dec 2025 02:41:18 +0100
X-Gm-Features: AQt7F2qLMFmsGRkdyymW9DJLKnLKc7LByipW9ht4cwnCdILeXfEAzbGMdHpV5g8
Message-ID: <CAGWPDBxfL22FskqVwMHYoy5NxZ1wiG4xvUvGnPcUbGtDn0Ryrg@mail.gmail.com>
Subject: An observation for the technology team at echo
To: [email protected]
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