Email Delivery Issue – Azure DNS Impact Under Investigation

Update - Microsoft has acknowledged the issue following reports from multiple organizations. They are actively investigating on their end, though the root cause is still unknown. From our side, no new incidents have been reported and all systems appear to be functioning normally. We will continue to monitor the situation and proceed with our investigation.

Update - Mar 18, 2026 - 16:13 UTC

Update - We are observing signs that an Azure DNS issue may have impacted email flow for some customers using Sigsync services. DNS functionality now appears to be restored, and several affected customers have confirmed that email delivery has resumed successfully. We are continuing our investigation to rule out any additional causes. No changes or updates were made to our services today.

Update - Mar 18, 2026 - 15:59 UTC

Identified

Email Delivery Issue – Azure DNS Impact Under Investigation

We are currently investigating an issue affecting email delivery for messages processed through Sigsync for email signature application. We are also assessing whether this issue is related to a potential Azure DNS problem. Further updates will be shared as more information becomes available.

Update - Mar 18, 2026 - 15:45 UTC

Past Incidentals

Email delivery delays due to Exchange Online Protection unavailability.

Update - Another update from Microsoft on X: "We've identified a portion of service infrastructure in North America that is not processing traffic as expected. We're working to restore the infrastructure to a healthy state to achieve recovery. More information can be found at https://status.cloud.microsoft or under MO1221364 if accessible."

Update - Jan 22, 2025, 19:44 UTC

https://status.cloud.microsoft/

Identified

Identified - Microsoft has just published information about the outage on X:

“We’re investigating a potential issue impacting multiple Microsoft 365 services, including Outlook, Microsoft Defender, and Microsoft Purview. Further information can be found in the admin center under MO1221364.”
https://x.com/msft365status/status/2014422298506285161

Update - Jan 22, 2025, 19:44 UTC

Microsoft Azure Server Outage

The outage is currently impacting Sigsync services worldwide. You can check the latest service status here:

https://status.cloud.microsoft/

Identified

Microsoft has suggested it is a DNS-related issue.

Starting at approximately 16:00 UTC, we began experiencing DNS issues resulting in degraded availability of some services. Microsoft has taken corrective actions expected to address portal access issues shortly and is actively investigating the root cause.

Update - Oct 29, 2025, 16:43 UTC

• User impact: Users may be unable to access the Microsoft 365 admin center and may see delays accessing other Microsoft 365 services.
• More info: Admins are reporting issues accessing Microsoft Purview and Intune functions. Outlook users are also seeing issues with add-ins and network connectivity.
• Current status: Microsoft is reviewing telemetry to isolate the cause and determine further troubleshooting steps.
• Scope of impact: Any users attempting to access Microsoft 365 services may be impacted.

Link: Microsoft Cloud Status
Microsoft status on X/Twitter: @MSFT365Status
More details: Service Health Dashboard (ID: MO1181369)

Update - Oct 29, 2025, 16:34 UTC

Downdetector is reporting widespread performance issues affecting Azure and Microsoft 365 globally, with partial impact on Amazon Web Services. Sigsync mail flow remains functional, and email signatures continue to be added as expected. We are monitoring the situation and awaiting an official Microsoft statement.

Investigating - Oct 29, 2025, 16:30 UTC

We are observing degraded performance across Azure resources worldwide. This appears similar to previous Azure Front Door issues caused by Microsoft engineers. Some users may experience difficulties accessing Microsoft 365 services and Sigsync applications such as the Admin Panel and Signature Management Apps.

— Last updated: Oct 29, 2025 —