There were 11 Customer.io outages since February 13, 2026 totaling 6h 2m of downtime. Each is summarised below — incident details, duration, and resolution information.
We are currently investigating an issue impacting Salesforce and Hubspot data-in integrations in the US region.
We have identified the issue, released a fix, and are currently monitoring integrations.
This incident has been resolved.
Our engineers are looking into an issue where some workspaces aren't loading as expected. We're working to get this resolved and will post an update soon. Thank you for your patience!
The UI is available as expected, and we are monitoring before marking this as fully resolved. Thank you again for your patience!
This incident is now resolved. Thank you for your patience and understanding!
We are currently investigating this issue.
The issue has been identified and a fix is being implemented.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
Customers who are currently working in our UI are likely to have seen elevated errors or loading. Our engineers are aware, investigated, and have resolved this issue. Thank you for your patience and understanding!
We've identified an issue that was preventing the workflow builder from adding Event campaign triggers. This did not affect processing or deliveries for existing campaigns, only the workflow UI experience was impacted. This incident has already been resolved.
Our team is aware of an issue affecting Integrations with destinations in EU/US. We are looking into this and gathering more details. Data import and export is still working, only the UI is effected.
The issue has been identified in the UI and a fix is being deployed.
A fix has been deployed and the system's functionality is fully restored.
Some customers in our EU region may be experiencing delays with processing data sent in through our API. Our team is investigating the cause and will provide an update soon. Thank you for your patience!
We are continuing to investigate this and will be back again as soon as we have an update. Thank you for your continued patience!
Our engineers have identified the issue and have deployed a resolution. Processing delays are clearing up. Thank you very much for your patience!
Our team identified and resolved errors impacting creating and saving campaigns, newsletters, segments in the user interface.
Customers are unable to add or edit unverified sending domains.
The issue has been identified and a fix is being implemented.
A fix has been implemented and we are monitoring the results.
The issue has been resolved.
We're currently investigating an issue that may be impacting some US-based customers, potentially causing UI errors along with delays in processing and message delivery. We appreciate your patience as our team works to get this resolved.
A fix has been implemented and we're continuing to monitor for stability. Thank you for your patience!
This incident has been resolved. We greatly appreciate your patience!
A subset of customers in US may experience delays on completing reverse ETL syncs.
A fix has been implemented and we are monitoring.
This incident has been resolved.
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