Customer.io outage, 20 July 2026

Some customers are experiencing data processing and message-sending delays

Started
Resolved
20 Jul 2026, 22:58 UTC (after 1 h 22 min)
Impact
Minor
Affected
Data Processing, Message Sending

Last update from Customer.io

This incident has been resolved and all backlogs have been processed.

20 Jul 2026, 22:58 UTC

Read the full incident on the official Customer.io status page

Is Customer.io down now?

This page is the record of one past incident. For the live status, see Is Customer.io down right now? - it reads the official status page every 2 minutes.

Other Customer.io incidents

  1. Some US customers may experience delays in message sending

  2. Reduced Deliverability to Microsoft-Hosted Email Addresses

  3. Investigating issues with the Agent

  4. Customer.io UI is inaccessible

  5. Delays in processing and UI inaccessible for some customers in the US datacentre

  6. Issues accessing EU accounts

  7. Some EU users are experiencing delays in processing

  8. Delays in message sending

All recorded Customer.io incidents