Live status / Work & productivity
Customer.io is operating normally.
Customer.io is operating normally.
Signal updated 3h ago · Sep 17, 2026, 6:05 PM UTC
Affected surface
Components
0 of 7 affected
Last 30 days · Status timeline
What changed
- Identified
We're monitoring increased load on our backend that is causing a delay in processing sends. We are actively monitoring the issue and will share updates accordingly.
- Monitoring
A fix has been deployed and we are processing through any delay backlogs. We are continuing to monitor but expect delays to reduce shortly.
- Resolved
This incident has been resolved and any delays have been fully mitigated.
- Investigating
Our engineers are currently looking into an issue that is causing data processing delays for some customers in our EU region. Thank you for patience and we apologize for the inconvenience.
- Identified
We've identified the cause of the event processing delays and our team is working on a fix. Thank you for your patience and we'll update again as we make progress.
- Monitoring
A fix has been implemented and we are monitoring the results.
- Resolved
This incident is resolved. Thank you for your patience!
- Investigating
Our team is currently investigating an issue delaying message sending in the US and EU regions
- Monitoring
A fix has been implemented and we're monitoring the results.
- Resolved
This incident has been resolved.
- Investigating
Our engineers are currently looking into an issue that is causing data processing and message-sending delays for a small subset of customers in the US region. We apologise for any inconvenience caused.
- Identified
The issue has been identified and we're working on a fix. Thank you for your patience.
- Monitoring
A fix has been deployed, and we are processing any delayed backlogs. We are continuing to monitor the results.
- Resolved
This incident has been resolved and all backlogs have been processed.
- Investigating
Our team is looking into a problem affecting UI slowness and processing delays for some EU customers.
- Identified
A fix has been implemented and we are monitoring the results. Thanks for your patience and we'll continue to update as we make progress
- Monitoring
A fix has been deployed, and we are recovering any delayed backlogs. We are continuing to monitor the results.
- Resolved
This incident has been resolved. Thanks a lot for your patience while we worked on a fix here.
- Investigating
We are currently investigating an issue impacting access to EU accounts and API access. There is no impact with data processing or data loss.
- Identified
The issue has been identified and a fix is being implemented.
- Monitoring
A fix has been implemented and we are monitoring the results.
- Resolved
This incident is resolved.
- Investigating
Our team is currently investigating an issue that is causing some delays in data processing. This impacts a small subset of customers in the US datacentre.
- Investigating
We are continuing to investigate this issue.
- Resolved
This incident has been resolved. Thanks for your patience.
- Investigating
We are currently investigating this issue.
- Monitoring
A fix has been implemented and we are monitoring the results.
- Monitoring
We are continuing to monitor for any further issues.
- Resolved
This incident has been resolved.
- Identified
Our team has found an issue causing degraded experiences for interactions with the Agent within customer.io. We are working on a fix now.
- Monitoring
A fix has been implemented and we are monitoring the results.
- Resolved
This incident has been resolved.
- Investigating
We are currently investigating reports of reduced deliverability affecting messages sent to Microsoft-hosted email addresses. Our team is actively looking into this and we will provide an update as soon as we have more information. Thank you for your patience!
- Monitoring
Starting around 08:00 UTC, Microsoft began experiencing an incident causing an increased volume of deferred/bounced emails. We are actively monitoring the situation. No other email providers are currently affected.
- Resolved
Microsoft has resolved the underlying issue, we are seeing deliveries to their services resume as normal. Earlier bounces will be retried accordingly. We appreciate your understanding and please do reach out to support if you need any further assistance.