Liquid Web incident
Email issues: Service degradation on Microsoft 365 (Business or Enterprise).
Resolved after 3 hours 41 minutes, on January 23, 2026.
A fix has been implemented and we are monitoring the results.
Update timeline
- identified Jan 23, 2026, 05:50 AM UTC
Microsoft is currently experiencing widespread service degradation. This issue specifically impacts users attempting to send or receive emails to Microsoft-hosted accounts (including Outlook, Hotmail, and Office 365). Affected users may experience limited functionality across multiple Microsoft 365 services or receive delivery errors such as "451 4.3.2 Temporary server" or "Host lookup failed." Our team is monitoring the situation closely and will provide further updates as more information becomes available. We appreciate your patience and understanding. If you need any help, please chat with us or create a ticket via my.liquidweb.com.
- monitoring Jan 23, 2026, 06:56 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Jan 23, 2026, 09:32 AM UTC
This incident has been resolved.
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