Return-path: <>
Envelope-to: bluecool@bluecool.vn
Delivery-date: Fri, 03 Apr 2026 02:14:50 +0700
Received: from mail by ctr689471.novalocal with local (Exim 4.96)
	id 1w8NVB-0006qG-34
	for bluecool@bluecool.vn;
	Fri, 03 Apr 2026 02:14:49 +0700
X-Failed-Recipients: postmaster@bluecool.vn
Auto-Submitted: auto-replied
From: Mail Delivery System <Mailer-Daemon@ctr689471.novalocal>
To: bluecool@bluecool.vn
References: <1775157287.83e1359764172f6f198a3be95d9e7f62@bluecool.vn>
Content-Type: multipart/report; report-type=delivery-status; boundary=1775157289-eximdsn-1854078619
MIME-Version: 1.0
Subject: Mail delivery failed: returning message to sender
Message-Id: <E1w8NVB-0006qG-34@ctr689471.novalocal>
Date: Fri, 03 Apr 2026 02:14:49 +0700

--1775157289-eximdsn-1854078619
Content-type: text/plain; charset=us-ascii

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:

  postmaster@bluecool.vn
    

--1775157289-eximdsn-1854078619
Content-type: message/delivery-status

Reporting-MTA: dns; ctr689471.novalocal

Action: failed
Final-Recipient: rfc822;postmaster@bluecool.vn
Status: 5.0.0

--1775157289-eximdsn-1854078619
Content-type: message/rfc822

Return-path: <bluecool@bluecool.vn>
Received: from bluecool by ctr689471.novalocal with local (Exim 4.96)
	(envelope-from <bluecool@bluecool.vn>)
	id 1w8NVB-0006q5-2m
	for postmaster@bluecool.vn;
	Fri, 03 Apr 2026 02:14:49 +0700
To: postmaster@bluecool.vn
Subject: test
X-PHP-Originating-Script: 1005:config.php
From: "test" <test@test.com>
Message-ID: <1775157287.83e1359764172f6f198a3be95d9e7f62@bluecool.vn>
Date: Fri, 03 Apr 2026 02:14:47 +0700
X-Mailer: PHP/7.4.30
X-Priority: 3
MIME-Version: 1.0
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

test

--1775157289-eximdsn-1854078619--