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WorkOS: Radar SMS challenge failures for phone numbers in mainland China (+86)

Impact: majorStatus: resolvedStarted Resolved (4.6 h)3 updatesSource: stspg.io (opens in new tab)
Summary

WorkOS reported a major Radar SMS challenge outage for mainland China (+86), preventing affected users from receiving codes or completing verification. It started at 2026-10-15 17:17 UTC and was resolved at 2026-10-15 21:51 UTC, lasting 4 h 34 min; WorkOS reported recovery after its upstream provider enabled alternate delivery routes.

Machine-written from the archived incident (Sol). Check the timeline before relying on it.

Affected components: AuthKitCore Services - AuthKitDashboardSupporting Services - Dashboard

Timeline of updates

  1. investigating

    We are investigating an issue affecting Radar SMS challenge verification for phone numbers in mainland China (+86). Affected users may not receive verification codes or may encounter an error when requesting one, preventing them from completing verification. We will provide an update as more information becomes available.

  2. monitoring

    We are seeing some recovery after our upstream provider has enabled alternate delivery routes. We are continuing to monitor.

  3. resolved

    We've resolved the issue with Radar SMS challenge verifications to China.

Rewindex changes for this incident

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). WorkOS profile · Recent WorkOS incidents · Markdown · JSON