[Web Cloud][Collaborative solutions - MX Plan] - Microsoft Mailbox Delivery Issue

Incident Report for Web Cloud

Update

We are currently investigating an incident affecting our Collaborative solutions offering, which is causing temporary functionality issue in the MX Plan solution.

Here are some supplementary details :

Start time : 13/02/2026 15:00 UTC
Impacted Service(s) : Mailbox delivery
Customers Impact : Emails sent to Microsoft‑managed services (Outlook.com, Hotmail, Live, Office 365/Exchange Online) are being delayed, rejected, or not delivered. Deliveries to other providers (e.g., Gmail, Orange) remain unaffected.
Ongoing Actions : Our teams are investigating to determine the origin of the incident and fix it.

We will keep you updated on the progress and resolution.

We apologize for any inconvenience caused and appreciate your understanding.

Posted Feb 19, 2026 - 14:58 UTC

Investigating

We are currently experiencing an event affecting our Collaborative solutions offer.

Our teams are fully committed to investigating this issue and working towards a resolution as soon as possible. As investigations are ongoing, we will share any new findings or updates with you as soon as possible.

We apologize for any inconvenience caused and appreciate your understanding.

Posted Feb 19, 2026 - 14:20 UTC

This incident affects: Collaborative solutions || MX Plan (Delivery email, Delivery).