IETF incident

SMTP outage

Major Resolved

IETF experienced a major incident on July 21, 2026 affecting Mail Services (SMTP), lasting 19m. The incident has been resolved; the full update timeline is below.

Started
Jul 21, 2026, 08:54 AM UTC
Resolved
Jul 21, 2026, 09:14 AM UTC
Duration
19m
Detected by Pingoru
Jul 21, 2026, 08:54 AM UTC

Affected components

Mail Services (SMTP)

Update timeline

  1. investigating Jul 21, 2026, 08:54 AM UTC

    SMTP cannot be accessed at the moment. This incident was created by an automated monitoring service.

  2. resolved Jul 21, 2026, 09:14 AM UTC

    SMTP is now operational! This update was created by an automated monitoring service.