ARIN incident

Issues delivering multifactor SMS messages to AT&T customers

ARIN experienced a minor incident on April 22, 2025 affecting SMS, lasting 3d 2h. The incident has been resolved; the full update timeline is below.

Started: Apr 22, 2025, 12:11 PM UTC
Resolved: Apr 25, 2025, 02:27 PM UTC
Duration: 3d 2h
Detected by Pingoru: Apr 22, 2025, 12:11 PM UTC

Affected components

SMS

Update timeline

identified Apr 22, 2025, 12:11 PM UTC

Our third-party SMS vendor has indicated they are having issues delivering a small percentage of multifactor messages to customers with AT&T mobile. Some multifactor SMS messages may not be delivered in a timely fashion. Impacted customers can use their recovery codes to gain access to their ARIN Online account. If you have questions or need assistance, please contact our Registration Services Help Desk for guidance by calling +1.703.227.0660 during the business hours of Monday through Friday, 7:00 AM to 7:00 PM Eastern Time.
resolved Apr 25, 2025, 02:27 PM UTC

This incident has been resolved.