Customer.io Outage History

Customer.io experienced a 45-minute incident where broadcast messages (emails, push notifications, and webhooks) were delayed and showing as "queued" instead of being delivered normally. The issue affected the Message Sending component, preventing timely delivery of customer communications. Engineers identified and resolved the problem, restoring normal message throughput after implementing a fix.

Customer.io experienced delays in message sending for customers in the EU region, affecting the Message Sending component. A fix was implemented and the incident was resolved after 43 minutes of monitoring.

Customer.io experienced a 29-minute incident in their EU region where some workspaces failed to load properly, causing delays in data processing and deliveries. The issue affected the Data Collection, Data Processing, and Management Interface components. Engineers identified and resolved the problem, restoring normal UI functionality and service operations.

Customer.io experienced a major incident affecting Salesforce and Hubspot data-in integrations in the US region, impacting data processing capabilities. The issue caused delays in data synchronization from these CRM platforms into Customer.io. The incident was resolved after 15 minutes of investigation and remediation.

Customer.io experienced a UI availability issue where some workspaces failed to load properly, affecting the management interface for certain customers. The incident lasted 49 minutes while engineers investigated and resolved the loading problems. The service was restored and monitored before being marked as fully resolved.

Customer.io experienced errors and delays affecting customers in the EU region for 11 minutes. The incident impacted the Management Interface, Data Collection, and Data Processing components. The issue was quickly identified and resolved with a fix implementation.

Customer.io experienced a major disruption affecting the Integrations with destinations UI for both EU and US regions, preventing users from accessing the management interface for integration configurations. Data import and export functionality remained operational throughout the incident, with only the user interface being impacted. The issue was resolved within 6 minutes after a fix was deployed, fully restoring system functionality.

Customer.io experienced API processing delays in their EU region that affected data processing for some customers over 4.1 hours. The engineering team identified the root cause and deployed a fix, resolving the processing delays.

Customer.io experienced a 27-minute outage where customers were unable to add or edit unverified sending domains through the Management Interface. The issue was identified, fixed, and resolved after a brief monitoring period.

Customer.io experienced a service incident affecting US-based customers for 33 minutes, causing UI errors and delays in data processing and message delivery. The team implemented a fix and monitored the system for stability before confirming full resolution of the issue.