---
title: "Is CustomerIO down? CustomerIO status"
url: "https://www.openstatus.dev/status/customer"
description: "Live CustomerIO status, what is affected right now, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is CustomerIO down?

**Answer:** We don't have live data for CustomerIO right now. Check the official CustomerIO status page.

- Status: unknown
- Checked: 2026-11-06T22:22:16Z (stale)
- User reports in the last 15 minutes: 0
- Official status page: https://status.customerio.com
- Website: https://customer.io

## Affected right now

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2026-11-06 | [Customers are Unable to add new Email Sending Domains](https://stspg.io/7ryl480x0flq) | major | ongoing |

## Last 45 days

1 of 1 tracked days without issues.

## Recent incidents

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2026-11-06 | [Customers are Unable to add new Email Sending Domains](https://stspg.io/7ryl480x0flq) | major | ongoing |
| 2026-10-27 | [Customer.io UI is currently unavailable for some customers](https://stspg.io/85z8g421bg91) | minor | 25m |
| 2026-09-19 | [Some US customers may experience delays in message sending](https://stspg.io/55whld52j1hp) | minor | 27m |
| 2026-09-04 | [Reduced Deliverability to Microsoft-Hosted Email Addresses](https://stspg.io/zs381hpbdrrv) | incident | 1h 19m |
| 2026-09-03 | [Investigating issues with the Agent](https://stspg.io/18rjm4cjzwcr) | minor | 5m |

## Components (8)

8 without live data.

Each component has its own page: /status/customer/{component}.md, for example /status/customer/drag-and-drop-email-composer.md

## Links

- HTML page: /status/customer
- Upstream: https://status.customerio.com
- All services: /status.md