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Remote Server returned '554 5.7.1 Rejected by ESETS_SMFI (spam)'

Dmytro Piatnytsia
Go to solution Solved by Marcos,

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Dobrý den, 

Řešení Esetu nepoužíváme, ale máme problém s odesíláním e-mailů klientům.Od těch, kteří používají Eset, dostáváme zpětnou zprávu: 

Remote Server returned '554 5.7.1 Rejected by ESETS_SMFI (spam)'

Původní hlavičky zprávy:

Received: from COSMOSEX01.local.hotel-cosmopolitan.cz ( by
 COSMOSEX01.local.hotel-cosmopolitan.cz ( with Microsoft SMTP
 Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id
 15.1.2308.8; Thu, 14 Sep 2023 18:59:34 +0200
Received: from COSMOSEX01.local.hotel-cosmopolitan.cz
 ([fe80::9c01:eefa:4816:40dc]) by COSMOSEX01.local.hotel-cosmopolitan.cz
 ([fe80::9c01:eefa:4816:40dc%12]) with mapi id 15.01.2308.008; Thu, 14 Sep
 2023 18:59:34 +0200
From: =?utf-8?B?S3Jpc3TDvW5hIEJlcmFub3bDoQ==?=
To: "olga@sibkraft.com" <olga@sibkraft.com>
Subject: RE: rooming - 22.11-24.11.2023
Thread-Topic: rooming - 22.11-24.11.2023
Thread-Index: AQHZ5wJ/IHjV9HCXJkWjq4fIircbqLAaP7JQgAAAL/CAAEsEAA==
Date: Thu, 14 Sep 2023 16:59:34 +0000
Message-ID: <aec87fed3fc24733a91e129d45a28e6e@hotel-cosmopolitan.cz>
References: <f11b0b0999984a41a0b4b8bfff427117@hotel-imperial.cz>
In-Reply-To: <5c3c86cb19dd4bdd8e41dfa827b2a8d1@hotel-imperial.cz>
Accept-Language: cs-CZ, en-GB, en-US
Content-Language: cs-CZ
X-MS-Has-Attach: yes
x-originating-ip: []
Content-Type: multipart/mixed;
MIME-Version: 1.0

Jelikož nejsme zákazníky Esetu, nemám možnost kontaktovat podporu. Můžete mi poradit, jak to vyřešit ?

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Dobrý deň,

máme rovnaký problém s nedoručovaním mailov.

Posielam vrátený mail:

This is the mail system at host wes1-so1.wedos.net.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

                   The mail system

<turza@esko.sk>: host mailin1.esko.sk[] said: 554 5.7.1 Rejected by
    ESETS_SMFI (spam) (in reply to end of DATA command)
Reporting-MTA: dns; wes1-so1.wedos.net
X-Postfix-Queue-ID: 4Rt2vB65Vwz2fQ
X-Postfix-Sender: rfc822; vlajky@vlajky.online
Arrival-Date: Sat, 23 Sep 2023 10:52:06 +0200 (CEST)

Final-Recipient: rfc822; turza@esko.sk
Original-Recipient: rfc822;turza@esko.sk
Action: failed
Status: 5.7.1
Remote-MTA: dns; mailin1.esko.sk
Diagnostic-Code: smtp; 554 5.7.1 Rejected by ESETS_SMFI (spam)
Hlavička mailu:
Return-Path: <>
Delivered-To: vlajky@vlajky.online
Received: from wes1-mx8.wedos.net ([])
    by wes1-im1.wedos.net (Dovecot) with LMTP id Hzr7DDunDmXzyQAA30M1fw
    for <vlajky@vlajky.online>; Sat, 23 Sep 2023 10:52:11 +0200
Received-SPF: none (wes1-so1.wedos.net: No applicable sender policy available) receiver=wes1-mx8-0.wes1-mx8.hosting.svc.cluster.local; identity=helo; helo=wes1-so1.wedos.net; client-ip=
Received: from wes1-so1.wedos.net (wes1-so1.wedos.net [])
    (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
    (No client certificate requested)
    by wes1-mx8.wedos.net (Postfix) with ESMTPS id 4Rt2vC6CSHzPjfc
    for <vlajky@vlajky.online>; Sat, 23 Sep 2023 10:52:07 +0200 (CEST)
Received: by wes1-so1.wedos.net (Postfix)
    id 4Rt2vC4xKRz6d6; Sat, 23 Sep 2023 10:52:07 +0200 (CEST)
Date: Sat, 23 Sep 2023 10:52:07 +0200 (CEST)
From: MAILER-DAEMON@wes1-so1.wedos.net (Mail Delivery System)
Subject: Undelivered Mail Returned to Sender
To: vlajky@vlajky.online
Auto-Submitted: auto-replied
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
Content-Transfer-Encoding: 8bit
Message-Id: <4Rt2vC4xKRz6d6@wes1-so1.wedos.net>
X-Spamd-Bar: ----
X-Spam-Status: No, score=-4.31
X-Rspamd-Server: wes1-mx8-0
X-Rspamd-Queue-Id: 4Rt2vC6CSHzPjfc
X-Spamd-Result: default: False [-4.31 / 10.00];
    IP_SCORE(-3.31)[ip: (-9.62), ipnet:, asn: 197019(-2.30), country: CZ(-0.08)];
    ASN(0.00)[asn:197019, ipnet:, country:CZ];
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