Intermittent Phone Call MFA failures for the UK region

Incident Report for Duo

Resolved

The issue causing intermittent phone call delivery failures in the UK region has been resolved and full functionality has been restored.
Posted 1 month ago. Jan 24, 2025 - 07:57 EST

Monitoring

We have identified the issue causing intermittent phone call delivery failures in the UK region and have deployed a workaround. We are monitoring the the results of the fix at this time.
Posted 1 month ago. Jan 23, 2025 - 11:47 EST

Identified

We have identified the issue causing intermittent phone call delivery failures in the UK region. Local carriers are experiencing some intermittence. We are monitoring the situation closely and will provide updates as they are available.

During this time, please use alternate authentication methods such as Duo Push, Duo Mobile Passcodes, Hardware Tokens etc to login to your Duo-protected integrations.
Posted 1 month ago. Jan 23, 2025 - 09:56 EST

Investigating

We are currently investigating an issue causing intermittent phone call delivery failures in the UK region.

While we investigate this, please use alternate authentication methods such as Duo Push, Duo Mobile Passcodes, Hardware Token etc to login to your Duo-protected integrations.

Please check back here or subscribe to updates for any changes.
Posted 1 month ago. Jan 23, 2025 - 09:43 EST
This incident affected: DUO1 (Phone Call Delivery), DUO2 (Phone Call Delivery), DUO3 (Phone Call Delivery), DUO4 (Phone Call Delivery), DUO5 (Phone Call Delivery), DUO6 (Phone Call Delivery), DUO7 (Phone Call Delivery), DUO8 (Phone Call Delivery), DUO47 (Phone Call Delivery), DUO10 (Phone Call Delivery), DUO11 (Phone Call Delivery), DUO12 (Phone Call Delivery), DUO13 (Phone Call Delivery), DUO14 (Phone Call Delivery), DUO15 (Phone Call Delivery), DUO16 (Phone Call Delivery), DUO17 (Phone Call Delivery), DUO18 (Phone Call Delivery), DUO19 (Phone Call Delivery), DUO20 (Phone Call Delivery), DUO21 (Phone Call Delivery), DUO22 (Phone Call Delivery), DUO23 (Phone Call Delivery), DUO24 (Phone Call Delivery), DUO25 (Phone Call Delivery), DUO26 (Phone Call Delivery), DUO27 (Phone Call Delivery), DUO28 (Phone Call Delivery), DUO29 (Phone Call Delivery), DUO30 (Phone Call Delivery), DUO31 (Phone Call Delivery), DUO32 (Phone Call Delivery), DUO33 (Phone Call Delivery), DUO34 (Phone Call Delivery), DUO36 (Phone Call Delivery), DUO37 (Phone Call Delivery), DUO38 (Phone Call Delivery), DUO39 (Phone Call Delivery), DUO40 (Phone Call Delivery), DUO41 (Phone Call Delivery), DUO42 (Phone Call Delivery), DUO43 (Phone Call Delivery), DUO44 (Phone Call Delivery), DUO45 (Phone Call Delivery), DUO46 (Phone Call Delivery), DUO48 (Phone Call Delivery), DUO9 (Phone Call Delivery), DUO49 (Phone Call Delivery), DUO50 (Phone Call Delivery), DUO51 (Phone Call Delivery), DUO52 (Phone Call Delivery), DUO53 (Phone Call Delivery), DUO54 (Phone Call Delivery), DUO55 (Phone Call Delivery), DUO56 (Phone Call Delivery), DUO57 (Phone Call Delivery), DUO58 (Phone Call Delivery), DUO59 (Phone Call Delivery), DUO60 (Phone Call Delivery), DUO61 (Phone Call Delivery), DUO62 (Phone Call Delivery), DUO63 (Phone Call Delivery), DUO64 (Phone Call Delivery), DUO65 (Phone Call Delivery), DUO66 (Phone Call Delivery), DUO67 (Phone Call Delivery), DUO68 (Phone Call Delivery), DUO69 (Phone Call Delivery), DUO70 (Phone Call Delivery), DUO71 (Phone Call Delivery), DUO72 (Phone Call Delivery), DUO73 (Phone Call Delivery), DUO74 (Phone Call Delivery), DUO75 (Phone Call Delivery), DUO76 (Phone Call Delivery), DUO77 (Phone Call Delivery), DUO78 (Phone Call Delivery), DUO79 (Phone Call Delivery), DUO80 (Phone Call Delivery), DUO81 (Phone Call Delivery), and DUO35 (Phone Call Delivery).