Blacklisted

Hola Ignacio,

Entro en http://www.mxtoolbox.com --> heliceviajes.com, pulso en Lookup, lanza el resultado:

0	heliceviajes.com	94.23.82.232	4 hrs	SMTP Test	Blacklist Check

pulso en Blacklist Check, y no muestra que esté el dominio en alguna lista negra de las 107 que revisa.

Saludos

Adjunto una copia de un mail sin entregar para que vean contenido y porque se devuelve.
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-----Mensaje original-----
De: Mail Delivery System [mailto:Mailer-Daemon@cp39.webempresa.eu]
Enviado el: viernes, 23 de marzo de 2012 12:58
Para: ana.vallecillo@heliceviajes.com
Asunto: Mail delivery failed: returning message to sender

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:

sales.nheurobuilding@nh-hotels.com
SMTP error from remote mail server after MAIL FROM: SIZE=15594:
host mx2.correodeempresas.telefonica.es [212.170.236.88]:
550 mail not accepted from blacklisted IP address [91.121.64.114]

------ This is a copy of the message, including all the headers. ------

Return-path:
Received: from 71.red-193-153-173.dynamicip.rima-tde.net ([193.153.173.71]
helo=pchelice01)
by cp39.webempresa.eu with esmtpa (Exim 4.69)
(envelope-from )
id 1SB37c-0007Bz-Tl
for sales.nheurobuilding@nh-hotels.com; Fri, 23 Mar 2012 12:57:33
+0100
From: =?iso-8859-1?Q?Ana_Vallecillo_=28H=E9lice_Viajes=29?=

To:
Subject: RV: PRESUPUESTO SALAS
Date: Fri, 23 Mar 2012 12:57:30 +0100
Message-ID:

MIME-Version: 1.0
Content-Type: multipart/alternative;
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X-Mailer: Microsoft Office Outlook, Build 11.0.5510
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X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157
Disposition-Notification-To:
=?iso-8859-1?Q?Ana_Vallecillo_=28H=E9lice_Viajes=29?=

X-webempresa-MailScanner-Information: Please contact the ISP for more information
X-webempresa-MailScanner-ID: 1SB37c-0007Bz-Tl
X-webempresa-MailScanner: Not scanned: please contact your Internet E-Mail Service Provider for details
X-webempresa-MailScanner-SpamCheck:
X-webempresa-MailScanner-From: ana.vallecillo@heliceviajes.com
X-Spam-Status: No

This is a multi-part message in MIME format.

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Content-Type: text/plain;
charset="iso-8859-1"
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Hola Ignacio,

Lo que indica es que la dirección de email sales.nheurobuilding@nh-hotels.com está fallando. ¿ Habéis comprobado desde otras cuentas como una de gmail, hotmail, yahoo, etc que lleguen a la cuenta indicada de nh-hotels.com ?

Saludos