Outage in SendGrid
Increased Microsoft Inbox Provider Blocks
Minor
January 22, 2026 - Started 4 days ago
Official incident page
Official incident page
Incident Report
Starting around 3:00 am PST on January 14, our engineers began investigating an issue with emails sent to Microsoft Outlook Consumer domains. Some customers may experience an increase in email block rates to Microsoft Outlook Consumer domains which include Hotmail and Outlook domains. Our Engineers are working with Microsoft. We will provide another update in two hours or as soon as more information becomes available.
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Latest Updates ( sorted recent to last )
INVESTIGATING
1 day ago - at 01/24/2026 06:55PM
Our engineering team is still actively investigating this issue and we will provide more updates as soon as they become available.
INVESTIGATING
3 days ago - at 01/23/2026 11:35PM
Our engineering team is still actively investigating this issue and we will provide more updates as soon as they become available.
INVESTIGATING
3 days ago - at 01/23/2026 04:00PM
Our engineering team is still actively investigating this issue and we will provide more updates as soon as they become available.
INVESTIGATING
3 days ago - at 01/23/2026 11:22AM
Our engineering team is still actively investigating this issue and we will provide more updates as soon as they become available.
INVESTIGATING
3 days ago - at 01/23/2026 12:18AM
Our engineering team is actively investigating this issue and we will provide more updates as soon as they become available.
INVESTIGATING
4 days ago - at 01/22/2026 10:07PM
Starting around 3:00 am PST on January 14, our engineers began investigating an issue with emails sent to Microsoft Outlook Consumer domains. Some customers may experience an increase in email block rates to Microsoft Outlook Consumer domains which include Hotmail and Outlook domains. Our Engineers are working with Microsoft. We will provide another update in two hours or as soon as more information becomes available.
source IsDown
Possible Outage Indicated by User Reports
Reports started about 2 hours before official outage was reported
Latest SendGrid outages
Gmail Delivery Latency - 2 days ago
Delayed Event Webhook and Stats - 3 days ago
Microsoft365 (Business or Enterprise) - 4 days ago
Single Send Stats Delayed - 21 days ago
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