Top Deliverability’s Blog
Spam Resource: Microsoft SNDS is down for maintenance
- October 18, 2023
- Posted by: Top Deliverability
- Category: Industry News Spam Resource

Al Iverson just issued another engaging article on Spam Resource:
Microsoft’s SNDS (Smart Network Data Services), the reputation portal that provides deliverability feedback for folks sending to Microsoft Outlook.com/Hotmail, appears to be down at the moment. Microsoft has set an “under maintenance” static page in its place, as of my last check at 9:15 am US central time on Wednesday, October 18th.I’ll update this page as I get more information.What is SNDS? Click here to learn more.
Read more: Microsoft SNDS is down for maintenance
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