Outage in One.com

Issues with Mail services

Minor
September 25, 2025 - Started 1 day ago
Official incident page

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Outage Details

We are currently experiencing issues with our mail servers affecting some customers. Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No email will be lost because of this issue. We will keep you updated on the progress and resolution of this issue, first update will be no later than 19:00 CET.
Components affected
One.com Mail services
Latest Updates ( sorted recent to last )
MONITORING about 8 hours ago - at 09/26/2025 11:55AM

Our engineering team has identified the root cause of the ongoing issue with one of our mail servers, and a fix is now being deployed.

A limited number of customers may continue to experience delays in receiving inbound emails. Please be assured that all affected messages are secure and will be delivered once the issue is fully resolved.

During the deployment of the fix, webmail access may be temporarily limited.

We expect the resolution to be completed within 48 hours.

MONITORING about 10 hours ago - at 09/26/2025 09:53AM

We are still experiencing an issue with one of our mail servers, which is affecting some customers.
Our engineering team is actively working to restore full service as quickly as possible.

For affected customers, inbound emails are currently delayed but will be delivered once the issue is resolved.
Please note that webmail access may be limited while fixes are being implemented.

We are working on getting an estimate for when the on-going issue is solved.

MONITORING about 12 hours ago - at 09/26/2025 08:02AM

We are still experiencing an issue with one of our mail servers, which is affecting some customers.
Our engineering team is actively working to restore full service as quickly as possible.

For affected customers, inbound emails are currently delayed but will be delivered once the issue is resolved.
Outgoing emails are being delivered as normal.

MONITORING about 22 hours ago - at 09/25/2025 09:32PM

An initial fix has been deployed to address the email service issue. Our Engineering team continues to work on a full resolution and will deploy further improvements as they become available.

We will provide another update once the remaining fixes have been completed and verified.

Thank you for your continued patience and understanding.

IDENTIFIED about 23 hours ago - at 09/25/2025 08:30PM

Our Engineering team is still working on deploying a fix for the issue affecting the email service.

Next update no later than 23:30 CEST.

IDENTIFIED 1 day ago - at 09/25/2025 07:31PM

Our Engineering team is currently in the process of deploying the fix across the affected systems. This rollout is being done carefully to ensure stability and avoid further impact.

Next update no later than 22:30 CEST.

IDENTIFIED 1 day ago - at 09/25/2025 06:45PM

Our Engineering team is actively working on deploying a fix.

Next update no later than 20:30 CET.

IDENTIFIED 1 day ago - at 09/25/2025 06:04PM

Our Engineering team has identified the root cause of the email service disruption. We are working on implementing a fix to restore normal service as quickly as possible..

Next update no later than 19:30 CET.

INVESTIGATING 1 day ago - at 09/25/2025 05:33PM

We are currently experiencing issues with our mail servers affecting some customers.

Our Engineering team is doing all they can to get our systems back to normal as soon as possible.
No email will be lost because of this issue.

We will keep you updated on the progress and resolution of this issue, first update will be no later than 19:00 CET.

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