Sinch Internal Maintenance - SSL Certificate Update

Scheduled for Apr 7, 01:00 - 03:00 UTC

Scheduled

Dear Client,

Sinch will be performing a scheduled maintenance to renew the SSL certificate for the callback.sinch.com Certificate

Type: Scheduled Maintenance
Maintenance: SSL Certificate Updates
Start Time: 01:00 UTC
End Time: 03:00 UTC
Impact: Customers using callback.sinch.com for mTLS

We appreciate your patience and apologize for any inconvenience experienced during this maintenance period. If for any reason the maintenance is extended or cancelled we will advise you accordingly.

Download the certificate files here for callback.sinch.com
https://clxgroup.sharepoint.com/:f:/s/CLX_Support_Anonymous_link/IgDu5APEHt5UTJw8PjBgpvvXAcJ6hJaffaMmPjlvvKOJrzk

Please contact support@sinch.com should you require further information or assistance.

Sincerely,
Sinch

Posted Feb 18, 2026 - 20:27 UTC

This scheduled maintenance affects: Messaging APIs (REST - US, REST - EU).