IETF incident

IMAP IPv6 issues

Minor Resolved

IETF experienced a minor incident on July 28, 2026 affecting Mail Services (IMAP), lasting 12h 20m. The incident has been resolved; the full update timeline is below.

Started
Jul 28, 2026, 06:22 AM UTC
Resolved
Jul 28, 2026, 06:42 PM UTC
Duration
12h 20m
Detected by Pingoru
Jul 28, 2026, 06:22 AM UTC

Affected components

Mail Services (IMAP)

Update timeline

  1. investigating Jul 28, 2026, 06:22 AM UTC

    IMAP cannot be accessed over IPv6 at the moment. This incident was created by an automated monitoring service.

  2. resolved Jul 28, 2026, 06:42 PM UTC

    IMAP is now operational over IPv6! This update was created by an automated monitoring service.