Is Customer.io down?
Last checked 4m agoNo incidents right now.
Customer.io is operational right now. Last checked 4m ago; the most recent incident resolved 6d ago.
Real-time Customer.io status, recent outages, and incident history — pulled directly from Customer.io's official status page at https://status.customerio.com every 5 minutes. Pingoru tracks 8 Customer.io services and has captured 19 incidents in the last 90 days (96.46% uptime). Get email, Slack, Discord, or webhook alerts the moment Customer.io reports a new incident — free for 5 monitors, no credit card.
Recent outages & incidents
Past 90 days- Data ProcessingManagement Interface
Timeline · 4 updates
- investigating · Jul 23, 2026, 08:27 AM UTC
Our team is looking into a problem affecting UI slowness and processing delays for some EU customers.
- identified · Jul 23, 2026, 09:16 AM UTC
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 · Jul 23, 2026, 09:29 AM UTC
A fix has been deployed, and we are recovering any delayed backlogs. We are continuing to monitor the results.
- resolved · Jul 23, 2026, 10:04 AM UTC
This incident has been resolved. Thanks a lot for your patience while we worked on a fix here.
Latest: This incident has been resolved. Thanks a lot for your patience while we worked on a fix here.
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- Data ProcessingMessage Sending
Timeline · 4 updates
- investigating · Jul 20, 2026, 10:02 PM UTC
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 · Jul 20, 2026, 10:29 PM UTC
The issue has been identified and we're working on a fix. Thank you for your patience.
- monitoring · Jul 20, 2026, 10:38 PM UTC
A fix has been deployed, and we are processing any delayed backlogs. We are continuing to monitor the results.
- resolved · Jul 20, 2026, 10:58 PM UTC
This incident has been resolved and all backlogs have been processed.
Latest: This incident has been resolved and all backlogs have been processed.
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- Message Sending
Timeline · 3 updates
- investigating · Jul 20, 2026, 05:07 PM UTC
Our team is currently investigating an issue delaying message sending in the US and EU regions
- monitoring · Jul 20, 2026, 05:41 PM UTC
A fix has been implemented and we're monitoring the results.
- resolved · Jul 20, 2026, 05:47 PM UTC
This incident has been resolved.
Latest: This incident has been resolved.
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- Data Processing
Timeline · 4 updates
- investigating · Jul 15, 2026, 05:19 PM UTC
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 · Jul 15, 2026, 05:35 PM UTC
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 · Jul 15, 2026, 05:51 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved · Jul 15, 2026, 07:46 PM UTC
This incident is resolved. Thank you for your patience!
Latest: This incident is resolved. Thank you for your patience!
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- Message Sending
Timeline · 3 updates
- identified · Jul 10, 2026, 05:28 PM UTC
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 · Jul 10, 2026, 05:45 PM UTC
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 · Jul 10, 2026, 06:08 PM UTC
This incident has been resolved and any delays have been fully mitigated.
Latest: This incident has been resolved and any delays have been fully mitigated.
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See the full Customer.io outage history
14 more incidents in the last 90 days, plus the full multi-year archive of per-service events and update timelines.
Browse Customer.io outage history →Or sign up free to get alerts when Customer.io breaks · 10 free monitors · No credit card
- Started Jul 23, 2026, 08:27 AM UTC · Resolved Jul 23, 2026, 10:04 AM UTC · 1h 37m
- Started Jul 20, 2026, 09:35 PM UTC · Resolved Jul 20, 2026, 10:58 PM UTC · 1h 22m
- Delays in message sending ResolvedStarted Jul 20, 2026, 05:07 PM UTC · Resolved Jul 20, 2026, 05:47 PM UTC · 40m
- Started Jul 15, 2026, 05:19 PM UTC · Resolved Jul 15, 2026, 07:46 PM UTC · 2h 26m
- Started Jul 10, 2026, 05:28 PM UTC · Resolved Jul 10, 2026, 06:08 PM UTC · 40m
- Started Jul 03, 2026, 09:07 AM UTC · Resolved Jul 03, 2026, 11:09 AM UTC · 2h 2m
- Started Jul 02, 2026, 01:51 PM UTC · Resolved Jul 02, 2026, 02:16 PM UTC · 24m
- Started Jun 18, 2026, 08:06 PM UTC · Resolved Jun 18, 2026, 08:34 PM UTC · 28m