Please open a ticket.

You may be affected by some ongoing issues.

They’re dealing with them as fast as they can.


Aloha,
Michael.
--
Michael J Wise | Microsoft | Spam Analysis | "Your Spam Specimen Has Been 
Processed." | Open a HotMail 
Ticket<http://go.microsoft.com/fwlink/?LinkID=614866&clcid>?



-----Original Message-----
From: mailop [mailto:mailop-boun...@mailop.org] On Behalf Of Jean Benoit
Sent: Wednesday, September 20, 2017 1:53 AM
To: mailop@mailop.org
Subject: [mailop] Hotmail is blocking our mail relay IP range



Hi,



We are a University in France. The IP range containing our email relays 
(130.79.222.208/28) is blocked by hotmail :



              $ telnet mx1.hotmail.com 25

              Trying 104.44.194.236...

              Connected to mx1.hotmail.com.

              Escape character is '^]'.



              220 SNT004-MC10F10.hotmail.com Sending unsolicited commercial or 
bulk e-mail to Microsoft's computer network is prohibited. Other restrictions 
are found at 
https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fprivacy.microsoft.com%2Fen-us%2Fanti-spam.mspx&data=02%7C01%7Cmichael.wise%40microsoft.com%7C58f9e5a9aa584174b94c08d50006084f%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636414948307314364&sdata=YHAaMRdcfFkqh5LbWtHtFbByauAcMsk6CdDcD%2FIUWCM%3D&reserved=0.
 Wed, 20 Sep 2017 01:40:31 -0700



              EHLO mailhost.u-strasbg.fr

              250-SNT004-MC10F10.hotmail.com (3.21.0.283) Hello [130.79.222.211]

              [...]

              250 OK



              MAIL FROM: <...@unistra.fr<mailto:...@unistra.fr>>

              550 SC-002 (SNT004-MC10F10) Unfortunately, messages from 
130.79.222.211 weren't sent. Please contact your Internet service provider 
since part of their network is on our block list. You can also refer your 
provider to 
https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fmail.live.com%2Fmail%2Ftroubleshooting.aspx%23errors&data=02%7C01%7Cmichael.wise%40microsoft.com%7C58f9e5a9aa584174b94c08d50006084f%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636414948307314364&sdata=a6M%2BWTPHF758xRyXH6Pa9Ji8mCXGnV3olAyAPlvBcd4%3D&reserved=0.





When looking in SNDS, everything seems OK: all IP address are green and said 
not filtered (though this could reflect old data).



However, the IP status says the whole range is blocked. The reason stated is 
"E-mail address harvesting".



We already submitted the Outlook deliverabilty issue form twice but we are 
still blocked.



Could this be related to the problem that occured on monday and tuesday ?

What shall we do ?



Thanks for your help.



--

Jean BENOIT

Security Officer

Direction Informatique

Université de Strasbourg, France



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