Outage in Duo Security

SMS Delivery delays to AT&T Network in US

Resolved Minor
August 31, 2022 - Started about 3 years ago - Lasted about 1 hour
Official incident page

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Outage Details

We have identified an issue disrupting SMS delivery with AT&T for the US region, and we are currently investigating the issue
Components affected
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Latest Updates ( sorted recent to last )
MONITORING about 3 years ago - at 08/31/2022 12:32PM

We are continuing to monitor the SMS interruption for our US AT&T customers.

Please check back here or subscribe here for further updates.

MONITORING about 3 years ago - at 08/31/2022 11:48AM

We have deployed a solution, We will continue to monitor the issue and will post any updates when the incident is considered fully resolved.
Please check back here or subscribe here for further updates.

INVESTIGATING about 3 years ago - at 08/31/2022 11:25AM

We have identified an issue disrupting SMS delivery with AT&T for the US region, and we are currently investigating the issue

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