Outage in Carbonite

Zix Hosted Exchange Mailbox Mail Delivery Issues

Resolved Major
December 17, 2025 - Started 1 day ago - Lasted 1 day
Official incident page

Incident Report

Zix Hosted Exchange Mailbox is currently experiencing an issue with mail delivery. Teams are currently assembled and working to resolve the issue. We appreciate your patience. Tracking Number: IM3838764

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Latest Updates ( sorted recent to last )
RESOLVED about 5 hours ago - at 12/18/2025 02:06PM

Zix Hosted Exchange Mailbox experienced an issue with mail delivery. Service has been restored and is now being validated. We appreciate your patience.
Tracking Number: IM3838764

MONITORING 1 day ago - at 12/17/2025 05:39PM

We are continuing to monitor for any further issues.

MONITORING 1 day ago - at 12/17/2025 05:38PM

Zix Hosted Exchange Mailbox experienced an issue with mail delivery. Service has been restored and is now being validated. We appreciate your patience.
Tracking Number: IM3838764

INVESTIGATING 1 day ago - at 12/17/2025 04:24PM

Zix Hosted Exchange Mailbox is currently experiencing an issue with mail delivery. Teams are currently assembled and working to resolve the issue. We appreciate your patience.
Tracking Number: IM3838764

INVESTIGATING 1 day ago - at 12/17/2025 11:53AM

Zix Hosted Exchange Mailbox is currently experiencing an issue with mail delivery. Teams are currently assembled and working to resolve the issue. We appreciate your patience.
Tracking Number: IM3838764

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