Koozali.org formerly Contribs.org

send email to specified email not work although i can send to any email outside

when send email from my domain altawi.com.sa to outside company email as (google yahoo hotmail another domain) it reaches success but when i send email to jan.miller@liebherr.com
it give me message below error why
----------
Hi. This is the qmail-send program at altawi.com.sa.
I'm afraid I wasn't able to deliver your message to the following addresses.
This is a permanent error; I've given up. Sorry it didn't work out.

<jan.miller@liebherr.com>:
193.27.220.105 does not like recipient.
Remote host said: 550 5.7.1 :127.0.0.5:Client host 78.93.244.61 blocked using 88.blocklist.zap; Mail from IP banned. To request removal from this list please forward this message to delist.forefront@messaging.microsoft.com
Giving up on 193.27.220.105.

--- Below this line is a copy of the message.

Return-Path: <ahmedb@altawi.com.sa>
Received: (qmail 22855 invoked by uid 453); 19 Aug 2015 05:27:14 -0000
Received: from pc-00105.altawi.com.sa (HELO ahmedsalah) (192.168.1.105)
    by altawi.com.sa (qpsmtpd/0.83) with ESMTP; Wed, 19 Aug 2015 08:27:14 +0300
From: "Ahmed Salah" <ahmedb@altawi.com.sa>
To: <jan.miller@liebherr.com>
Subject: URGENT SERVICE REQUEST FOR B. PLANT (SN #917400) AT RABIGH BRANCH.
Date: Wed, 19 Aug 2015 08:15:46 +0300
Message-ID: <000b01d0da3e$1adf6560$509e3020$@com.sa>
MIME-Version: 1.0
Content-Type: multipart/alternative;
   boundary="----=_NextPart_000_000C_01D0DA57.402C9D60"
X-Mailer: Microsoft Office Outlook 12.0
Thread-Index: AdDaPhq20T7TuH3ETmqaNsd6pnnBkA==
Content-Language: en-us

This is a multi-part message in MIME format.

------=_NextPart_000_000C_01D0DA57.402C9D60
Content-Type: text/plain;
   charset="us-ascii"
Content-Transfer-Encoding: 7bit

Good morning,

 

Dear Sir,

 

                As per our conversation in the phone with our personnel (Mr.
Salem Omer) with contact

requesting for your service engineer technician to check

problem. Therefore kindly send your service engineer technician check and to fix the problem as soon as possible.
This is for your information and guidance, hoping for your kind and immediate response on this matter.

 


 


Offline Stefano

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  • 10,805
  • Skype account: maghissimo
    • Smeserver italian community
Quote
jan.miller@liebherr.com>:
193.27.220.105 does not like recipient.
Remote host said: 550 5.7.1 :127.0.0.5:Client host 78.93.244.61 blocked using 88.blocklist.zap; Mail from IP banned. To request removal from this list please forward this message to delist.forefront@messaging.microsoft.com
Giving up on 193.27.220.105.

Here you have the reason and the solution
Consulente di Smeserver.it -  Soluzioni e supporto su Sme server in Italia

And how to solve

Offline Stefano

  • *
  • 10,805
  • Skype account: maghissimo
    • Smeserver italian community
Quote
To request removal from this list please forward this message to delist.forefront@messaging.microsoft.com
Giving up on 193.27.220.105.
Consulente di Smeserver.it -  Soluzioni e supporto su Sme server in Italia