Public mode

No access to your tenant or devices. Every item links to its source. What this means

Some sources or documents need attention: 274/275 feeds/APIs · 469/469 docs · 9/9 advisories · checked 05:32 UTC Customize Public modeDiscuss ChangeIntel on Discord

Microsoft Teams: External Domains Anomalies Report

Microsoft 365 Message Center Archive by Merill Fernando

Summary

This new report helps admins proactively spot unusual or risky interactions with external organizations. By analyzing communication trends and detecting sudden spikes, new domains, or abnormal engagement patterns, it provides early visibility into potential data-sharing or security risks. As external collaboration grows, this report delivers actionable insights to safeguard your tenant while supporting productive cross-organization work.

Status
Launched
General availability target
May 2026
Preview target
Not published
Clouds
Worldwide (Standard Multi-Tenant)
Release phases
General Availability
Platforms
Web
Source created
9 Dec 2025
Source modified
15 Jun 2026 · 5mo ago
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 12 Nov 05:32 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current