Summary

This status report details a recent notification concerning Microsoft updating the address classification for emails sent via the Fastmail service. The core issue involves a misunderstanding where Microsoft incorrectly categorized some incoming Fastmail emails as Outlook accounts, which could disrupt users. Although Microsoft has officially addressed this problem and believes it is now resolved, users must remain vigilant to avoid receiving duplicate or incorrect emails. The current system indicates a robust 100% uptime for both the web client and mobile applications, maintaining excellent reliability. Additionally, the overall operational status for Fastmail, including its global server, has been verified to be 99.95% successful, confirming that all core services are functioning normally. Users can also subscribe for future updates regarding the status page report, receive real-time notifications, or access detailed uptime monitoring data across the entire domain. While technical monitoring tools like Instatus are actively available to track these systems, it is important to rely on official Microsoft support and the service's built-in notification features if unexpected account changes occur. This update aims to ensure faster access to correct email classifications and enhance user experience for all affected accounts and individuals. The stability of this infrastructure underscores that Microsoft remains committed to maintaining a consistent, fast, and accurate delivery service.

Title

Fastmail - Status

Description

Fastmail Status

Keywords

uptime, days, notice, history, read, graph, today, 1000, mail, delivery, issue, general, availability, client, mobile, sessions, access

NS Lookup

A 76.76.21.21

Dates

Created 2026-02-16

Updated 2026-02-16

Summarized 2026-03-22