---
title: "Is Exclaimer Cloud US: Server-Side: Mail Routing - Office 365 down? Exclaimer Cloud US: Server-Side: Mail Routing - Office 365 status"
url: "https://www.openstatus.dev/status/exclaimer/us-server-side-mail-routing-office-365"
description: "Live Exclaimer Cloud US: Server-Side: Mail Routing - Office 365 status, uptime over the last 45 days and recent incidents, tracked by openstatus."
---

# Is Exclaimer Cloud US: Server-Side: Mail Routing - Office 365 down?

**Answer:** No, Exclaimer Cloud US: Server-Side: Mail Routing - Office 365 is not down. All Exclaimer Cloud US: Server-Side: Mail Routing - Office 365 systems are operational.

- Status: operational
- Checked: 2026-11-07T07:30:02Z
- User reports in the last 15 minutes: 0
- Part of: [Exclaimer Cloud](/status/exclaimer.md) / US
- Official status page: https://status.exclaimer.com
- About: Ability to send emails through Exclaimer Cloud from Office 365

## Last 45 days

2 of 2 tracked days without issues.

## Incidents affecting US: Server-Side: Mail Routing - Office 365

| Started | Incident | Impact | Duration |
| --- | --- | --- | --- |
| 2026-09-22 | [Delivery delays for messages sent from Outlook and Exchange](https://stspg.io/qf4ggylr3vx0) | incident | 16d 21h |
| 2026-06-29 | [Mail not being processed in primary data centers](https://stspg.io/6q5n8w5dc35z) | minor | 1h 16m |
| 2026-04-07 | [Possible Routing issues within MEA & US region for Microsoft Customers](https://stspg.io/j3gyqy8n7qxz) | minor | 9d 17h |
| 2026-01-23 | [Emails are getting Pending/Defer Status when sending Emails](https://stspg.io/tmczdr688sq4) | minor | 3d 11h |
| 2026-01-09 | [Some messages are marked Undeliverable 'blocked using Spamhaus'](https://stspg.io/7h9d7g0lyk0j) | minor | 10d 6h |

## Links

- HTML page: /status/exclaimer/us-server-side-mail-routing-office-365
- Service: /status/exclaimer.md