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Outage in PostHog US

Email delivery failing across all third-party email provider sends

Resolved Minor
May 25, 2026 - Started about 5 hours ago - Lasted about 1 hour

Incident Report

Summary AI Generated

PostHog US experienced a service incident where email delivery failed across all third-party email providers, causing delays in authentication, transactional, and promotional emails reaching customers. The issue lasted 1.2 hours before email delivery was restored to normal operation. The team continued monitoring to ensure stable service recovery.

Emails are being delivered normally now, monitoring the situation.

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Latest Updates ( sorted recent to last )
INVESTIGATING about 5 hours ago - at 05/25/2026 12:36PM

Customer will experience lag in receiving authentication, transactional and promotional emails until the incident is resolved.

MONITORING about 4 hours ago - at 05/25/2026 01:15PM

Emails are being delivered normally now, monitoring the situation.

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