Sinch Scheduled Maintenance - US3 Site

Scheduled for Apr 8, 07:00 - 11:00 UTC

Scheduled

We plan to upgrade our SMSC software on our US3 site during the below maintenance window:

Date/time: 2025-04-08 07:00 - 11:00 UTC
Affected site: US3

SMPP FQDN: us3.smpp.api.sinch.com / smpp-us3.clxcommunications.com
HTTP FQDN: us3.httpsms.api.sinch.com / http-us3.clxcommunications.com
ENUM FQDN: us3.httplookup.api.sinch.com / enum-us3.clxcommunications.com

Impact MT & MO: No traffic impact expected
Impact Number Lookup: No traffic impact expected

If for any reason the maintenance is extended or cancelled we will advise you accordingly. Please contact support@sinch.com should you require further information or assistance.

Posted Mar 13, 2025 - 16:23 UTC

This scheduled maintenance affects: Messaging APIs (SMPP - US, HTTP - US) and Lookup API Endpoints (ENUM US, HTTP US).