External Maintenance - AT&T - US
Scheduled Maintenance Report for Sinch
Completed
The scheduled maintenance has been completed.
Posted Jun 23, 2021 - 11:01 UTC
In progress
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Jun 23, 2021 - 04:02 UTC
Scheduled
Dear Client,

We are writing to inform you that AT&T - US is conducting a maintenance on their platform at the times specified below.

Type: Scheduled Maintenance - Window #1

Start Time: 2021-06-23 04:00 UTC
End Time: 2021-06-23 11:00 UTC


Type: Scheduled Maintenance - Window #2

Start Time: 2021-06-24 04:00 UTC
End Time: 2021-06-24 11:00 UTC

Impact MT: Clients may experience delayed/rejected/failed Short Code SMS and MMS MT traffic towards AT&T
Impact MO: Clients may experience delayed/rejected/failed Short Code SMS and MMS MO traffic from AT&T
Impact DLR: Clients may experience delayed/rejected/failed Short Code SMS and MMS DLR traffic from AT&T

On behalf of AT&T - US we appreciate your patience and apologize for any inconvenience during this maintenance period.

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 Jun 18, 2021 - 14:16 UTC
This scheduled maintenance affected: Connectivity by region (SMS - US - ShortCode, MMS - US).