This incident has been resolved. Between 14:49 UTC and 15:58 UTC, approximately 14% of outbound calls and 5% of inbound calls in US West failed. We will follow up with more details surrounding the root cause and preventative actions in a postmortem.
Posted Oct 16, 2026 - 10:30 PDT
Update
We estimate that approximately 14% of outbound calls and 5% of inbound calls in US West failed between 14:49 UTC and 15:58 UTC. We will follow up as soon as possible with more details.
Posted Oct 16, 2026 - 09:57 PDT
Monitoring
We applied mitigation as of 15:58 UTC and SIP outbound connection success has returned to normal. We are continuing to monitor before marking this resolved.
Posted Oct 16, 2026 - 09:35 PDT
Identified
We have identified the source of the issue and are working to route around the impact.
Posted Oct 16, 2026 - 09:12 PDT
Investigating
We are investigating degraded SIP performance in US West starting at 14:49 UTC affecting new outbound calls.
Posted Oct 16, 2026 - 09:04 PDT
This incident affected: Regional SIP (US West - SIP).