We are suddenly seeing the following to multiple hotmail.co.uk accounts:


Delivery has failed to these recipients or groups:
Display Name ([email protected])
Your message couldn't be delivered and there was no valid enhanced status code being issued by the remote mail system to determine the exact cause, status: '550 Requested action not taken: mailbox unavailable'.
The following organization rejected your message: SNT004-MC3F7.hotmail.com.





Diagnostic information for administrators:
Generating server: servername.domain.suffix
[email protected]
SNT004-MC3F7.hotmail.com
Remote Server returned '550 Requested action not taken: mailbox unavailable'
Original message headers:
Content-Language: en-GB
Content-Type: multipart/related;
boundary="_008_7CA84C9F7C6E4FBD85723A8903257A85sirclesnet_";
type="multipart/alternative"
DKIM-Signature: v=1; a=rsa-sha256; d=domain.suffix; s=_dkim; c=simple/simple;
t=1504356267; h=from:subject:to:date:message-id;
bh=LloDwDH4HfzElfKhBeSxMY6TtYb5kSM9gRKVKWoeDkY=;
b=YJlmL7OYwPjA+NOBYW9i8KtjnG8WRdd+6MU+zbo4k5nVcxOlrhjfOC+SSy9CdRdKNcK6DXJt130
64qAHjHSeLzTqVvZYwjlKqBBo+l2qXmpZ+HriYih9ofJCqWOrjnLhxg7eImKSn6bIl29Vos6EKj4v
7xGYC4/pbvVX31fGvF4=
Received: from servername.domain.suffix (192.168.144.112) by
servername.domain.suffix (192.168.144.112) with Microsoft SMTP Server (TLS) id
15.1.466.34; Sat, 2 Sep 2017 13:44:27 +0100
Received: from servername.domain.suffix ([fe80::3447:b50:870e:ea60]) by
servername.domain.suffix ([fe80::3447:b50:870e:ea60%18]) with mapi id
15.01.0466.037; Sat, 2 Sep 2017 13:44:27 +0100
From:
To: ,
Subject: Re: Attenborough collection of Picasso ceramics York
Thread-Topic: Attenborough collection of Picasso ceramics York
Thread-Index: AQHTI9cJENtEae/OgEWNo5Hy2YXaVKKhir4N
Date: Sat, 2 Sep 2017 12:44:27 +0000
Message-ID: <[email protected]>
References: <[email protected]>
In-Reply-To: <[email protected]>
Accept-Language: en-GB, en-US
X-MS-Has-Attach: yes
X-MS-TNEF-Correlator:
MIME-Version: 1.0

Edited by user  7 years ago  | Reason: Not specified

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IT Support Berkshire 
Buy new and refurbished computer equipment 

This appears ot be a result of having a send connector pointing to hotmail.com for both hotmail.com and hotmail.co.uk which they have obviously split off during the weekend - I am guessing it was Friday

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Message was received as follows:

Delivery has failed to these recipients or groups:
[email protected]
There's a problem with the recipient's mailbox. Please try resending the message. If the problem continues, please contact your email admin.





Diagnostic information for administrators:
Generating server: argofield.local
[email protected]
Remote Server returned '554 5.2.0 < #5.2.0 smtp;550 5.2.0 STOREDRV.Deliver: The Microsoft Exchange Information Store service reported an error. The following information should help identify the cause of this error: "MapiExceptionNotAuthorized:16.18969:AC1D0000, 17.27161:000000005A020000000000000F00000000000000, 255.23226:00000000, 255.27962:0A000000, 255.27962:0E000000, 255.27962:0A000000, 255.27962:94000000, 255.17082:D6040000, 0.27745:02400080, 4.21921:D6040000, 255.27962:FA000000, 255.1494:2C000000, 255.1238:10000000, 4.6099:0F010480, 0.17692:0F010480, 4.5587:0F010480, 0.65193:0F010480, 6.14164:1DFAFFFF0B00F4650F010480, 6.8660:0F0104800B00F4650F010480, 6.21970:0F0104800B00F4650F010480, 6.21970:0F0104800B0097660F010480, 6.21970:0F010480B084A7660F010480, 4.31473:0F010480, 0.21097:0F010480, 4.8756:BFF9FFFF, 2.22787:00000000, 4.13032:0F010480, 2.22787:00000000, 4.13032:0F010480, 4.4580:05000780, 4.4408:05000780, 4.7637:D8040000, 4.5093:D6040000, 4.5318:D6040000, 4.10104:D6040000, 0.57449:0F010480, 4.6025:0500 0780, 4.5257:05000780, 4.4606:D6040000, 255.1750:71040000, 0.26849:2B0A0000, 255.21817:D6040000".>'
Original message headers:
Received: from myemail.originatingdomain.suffix (83.244.231.197) by mail.recipientdomain.suffix
(192.168.202.12) with Microsoft SMTP Server (TLS) id 8.3.485.1; Wed, 25 Apr
2018 14:05:42 +0100
Content-Language: en-US
Content-Type: multipart/alternative;
boundary="_000_a8bd77bd1c97458e96e5b94751614016originatingdomainnet_"
DKIM-Signature: v=1; a=rsa-sha256; d=originatingdomain.suffix; s=_dkim; c=simple/simple;
t=1524661542; h=from:subject:to:date:message-id;
bh=mkCackBYGYb4xZ+3aC48aLRTQ6mLWwsji99gsPneWTM=;
b=dhZCJXnhfNYi0T5JGlbd9ut/k7SE/+M2kKH1mJCBtEcKiH3U7KrwuphW/doxLQSe4li9ZuyZ4tf
Ihrx6GZDLWYYW21aAmtf8iyuDrm4GcGJbUqyUqscEjkJyxO1L+pazpj7Vg4WMVUXCJTvwduFFVbSx
dXdn1Z/EIL7QqOy3ELc=
Received: from originatingserver.originatingdomain.suffix (192.168.144.112) by
originatingserver.originatingdomain.suffix (192.168.144.112) with Microsoft SMTP Server (TLS) id
15.1.466.34; Wed, 25 Apr 2018 14:05:41 +0100
Received: from originatingserver.originatingdomain.suffix ([fe80::3447:b50:870e:ea60]) by
originatingserver.originatingdomain.suffix ([fe80::3447:b50:870e:ea60%18]) with mapi id
15.01.0466.037; Wed, 25 Apr 2018 14:05:41 +0100
From:
To:
Subject: test 2
Thread-Topic: test 2
Thread-Index: AdPclhxxDyExvSLfQtyutQ5WuZQ9Og==
Date: Wed, 25 Apr 2018 13:05:41 +0000
Message-ID:
Accept-Language: en-GB, en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-originating-ip: [192.168.144.123]
MIME-Version: 1.0
Return-Path: [email protected]
Received-SPF: Pass (ARG-EX1.argofield.local: domain of
[email protected] designates 83.244.231.197 as permitted sender)
receiver=ARG-EX1.argofield.local; client-ip=83.244.231.197;
helo=myemail.originatingdomain.suffix;
X-Antispam: NO; Spamcatcher 7.0.1. Score 51
X-AVG-Antispam-Info: =?utf-8?B?NTAsMCwwLDNlNDE2OTVmNGU0OGIwYWIsZDQxZDhjZDk4ZjAwYjIwNCxzaW1v?=
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X-MS-Exchange-Organization-AVStamp-AVG: 2013.0.3556 [4793.0.0/15600];0;
X-MS-Exchange-Organization-AVStamp-Mailbox: AVGESE;20393;0;

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Refurbished Computers Berkshire 
Data Recovery Berkshire 

We had not added the contributor rights to the anonymous permissions and correcting this solved the problem.

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