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Subject: Mail delivery failed: returning message to sender
Message-Id: <E1wH2Rk-0000PC-1Y@ctr689471.novalocal>
Date: Sun, 26 Apr 2026 23:35:04 +0700

--1777221304-eximdsn-340870103
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This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  test@gmail.com
    host gmail-smtp-in.l.google.com [172.217.214.26]
    SMTP error from remote mail server after RCPT TO:<test@gmail.com>:
    550-5.1.1 The email account that you tried to reach does not exist. Please try
    550-5.1.1 double-checking the recipient's email address for typos or
    550-5.1.1 unnecessary spaces. For more information, go to
    550 5.1.1  https://support.google.com/mail/?p=NoSuchUser 586e51a60fabf-42b9ad7f93bsi22599235fac.238 - gsmtp

--1777221304-eximdsn-340870103
Content-type: message/delivery-status

Reporting-MTA: dns; ctr689471.novalocal

Action: failed
Final-Recipient: rfc822;test@gmail.com
Status: 5.0.0
Remote-MTA: dns; gmail-smtp-in.l.google.com
Diagnostic-Code: smtp; 550-5.1.1 The email account that you tried to reach does not exist. Please try
 550-5.1.1 double-checking the recipient's email address for typos or
 550-5.1.1 unnecessary spaces. For more information, go to
 550 5.1.1  https://support.google.com/mail/?p=NoSuchUser 586e51a60fabf-42b9ad7f93bsi22599235fac.238 - gsmtp

--1777221304-eximdsn-340870103
Content-type: message/rfc822

Return-path: <bluecool@bluecool.vn>
Received: from bluecool by ctr689471.novalocal with local (Exim 4.96)
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	Sun, 26 Apr 2026 23:35:01 +0700
To: test@gmail.com
Subject: test sending
X-PHP-Originating-Script: 1005:index.php(8) : eval()'d code(17) : eval()'d code(2) : eval()'d code(1) : eval()'d code
Message-Id: <E1wH2Rh-0000Oe-2I@ctr689471.novalocal>
From: bluecool@bluecool.vn
Date: Sun, 26 Apr 2026 23:35:01 +0700

sending is Working.

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