unknown✓ Resolved

Open Webhook Delays

Postmark•2026-08-18 14:34 UTC

Status

resolved

Duration

1d 7h

Updates

Coverage

0 articles

INCIDENT TIMELINE

✓ Resolved2026-08-19 22:12 UTC

This incident has been resolved.

resolved2026-08-19 22:12 UTC

The issue is now fully resolved. We are continuing to improve our systems, observability, and monitoring to prevent future occurrences. Thank you for your patience.

Starting August 18th at ~9:34am CT (~14:34 UTC), Postmark experienced delays in delivering open webhook events. New open events resumed delivery on August 19th at ~8:47am CT (~13:47 UTC), and all backlogged events completed re-delivery at ~4:52pm CT (~21:52 UTC).

📊 TECHNICAL DETAILS

Internal ID

60504949-d8af-4844-890b-ba7edf566ba0

External ID

507337

🕐 Started

2026-08-18 14:34 UTC

🔄 Last Updated

2026-08-19 22:19 UTC

✓ Resolved

2026-08-19 22:12 UTC

UNKNOWN

Impact Level

1d 7h

Total Duration

Recorded Updates

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