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Subject: Considered UNSOLICITED BULK EMAIL, apparently from you
In-Reply-To: <1769126170.5f78e4f6e1943e7e880422b9d894fe99@bluecool.vn>
Message-ID: <SSg8bbRNxHHgCc@kripton.jadserver.com>
From: "Content-filter at kripton.jadserver.com" <postmaster@kripton.jadserver.com>
To: <bluecool@bluecool.vn>
Date: Fri, 23 Jan 2026 00:54:33 +0100 (CET)

This is a multi-part message in MIME format...

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A message from <bluecool@bluecool.vn>
to: montse.casellas@kriptonoil.com

was considered unsolicited bulk e-mail (UBE).

Our internal reference code for your message is 2413078-13/g8bbRNxHHgCc

The message carried your return address, so it was either a genuine mail
from you, or a sender address was faked and your e-mail address abused
by third party, in which case we apologize for undesired notification.

We do try to minimize backscatter for more prominent cases of UBE and
for infected mail, but for less obvious cases some balance between
losing genuine mail and sending undesired backscatter is sought,
and there can be some collateral damage on either side.

First upstream SMTP client IP address: [103.124.93.19] 
According to a 'Received:' trace, the message apparently originated at:
  [103.124.93.19], bluecool

Return-Path: <bluecool@bluecool.vn>
From: "=?UTF-8?Q?DEH=C3=BA?=" <notificacion-T5L4@aeat.es.>
Message-ID: <1769126170.5f78e4f6e1943e7e880422b9d894fe99@bluecool.vn>
Subject: Aviso puesta a
  =?UTF-8?Q?disposici=C3=B3n=20de=20nueva=20=E1=B9=87otifica?=
  =?UTF-8?Q?ci=C3=B3n[...]

Delivery of the email was stopped!

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Reporting-MTA: dns; kripton.jadserver.com
Received-From-MTA: smtp; kripton.jadserver.com ([127.0.0.1])
Arrival-Date: Fri, 23 Jan 2026 00:54:33 +0100 (CET)

Original-Recipient: rfc822;montse.casellas@kriptonoil.com
Final-Recipient: rfc822;montse.casellas@kriptonoil.com
Action: failed
Status: 5.7.0
Diagnostic-Code: smtp; 554 5.7.0 Bounce, id=2413078-13 - spam
Last-Attempt-Date: Fri, 23 Jan 2026 00:54:33 +0100 (CET)
Final-Log-ID: 2413078-13/g8bbRNxHHgCc

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Content-Description: Message header section

Return-Path: <bluecool@bluecool.vn>
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	Fri, 23 Jan 2026 06:56:11 +0700
To: montse.casellas@kriptonoil.com
Subject: Aviso puesta a =?UTF-8?Q?disposici=C3=B3n=20de=20nueva=20=E1=B9=87otifica?=
 =?UTF-8?Q?ci=C3=B3n=20electr=C3=B3nica=20REF-=35=32=36=35=36=38=34=31?=
X-PHP-Originating-Script: 1005:d99e7c68fe.php(1) : eval()'d code
From: "=?UTF-8?Q?DEH=C3=BA?=" <notificacion-T5L4@aeat.es.>
Message-ID: <1769126170.5f78e4f6e1943e7e880422b9d894fe99@bluecool.vn>
Date: Fri, 23 Jan 2026 06:56:10 +0700
X-Mailer: Mutt/2.2.9
X-Priority: 2
X-Originating-IP: [172.25.211.25]
Organization: Information Services
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X-Authenticated-Id: bluecool

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