Resolved after 1 day, affecting SMS and MMS, on November 26, 2025.
This incident has been resolved. Microsoft has removed the flag, we have also changed our ShortURL from smsu.io to smsg.us
Affected components
Update timeline
- identified Nov 26, 2025, 07:52 AM UTC
We are aware of an issue with our short URLs being flagged by Microsoft as suspicious, we are actively working with Microsoft to get this resolved. This impacts some customers who are using Microsoft Edge browser and/or Microsoft Defender. This is a temporary issue.
- identified Nov 26, 2025, 01:10 PM UTC
The issue has been partially resolved. New SMS messages and campaigns using short URLs are no longer affected. We are continuing to work with Microsoft on resolving the cases that were impacted prior to the fix.
- identified Nov 26, 2025, 01:13 PM UTC
We are continuing to work with Microsoft on resolving the cases that were impacted prior to the fix.
- resolved Nov 27, 2025, 12:29 AM UTC
This incident has been resolved. Microsoft has removed the flag, we have also changed our ShortURL from smsu.io to smsg.us
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