20,212 questions
Hi @Peter_1985 ,
Hopefully, this helps you.
Email server issue
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(236.8, 43%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EP%3C/text%3E%3C/svg%3E)
Peter_1985
2,736
Reputation points
Hi,
Email server is frequently forbidden due to the issue below. How to avoid the issue?
Remote server replied: 550 5.7.1 Service unavailable, Client host [?.?.?.?] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/?.?.?.? AS(1440) [VE1EUR02FT019.eop-EUR02.prod.protection.outlook.com]
Windows for business Windows Server User experience Other
Windows for business Windows Server Devices and deployment Configure application groups
1 answer
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T. Kujala 8,761 Reputation points2022-04-29T10:22:56.11+00:00 -
Peter_1985 2,736 Reputation points
2022-04-29T14:30:58.513+00:00 Hi,
As the issue does repeat again and again, I need to know the root resolution of it.
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