Hologram incident

Global-3 profiles unable to send or receive SMS on AT&T

Resolved after 5 days 22 hours, affecting SMS over cellular, on October 9, 2026.

monitoring Oct 14, 2026, 08:57 PM UTC

A fix has been implemented and we are monitoring the results. Our tests are now all successful but devices might need to start a new data session before SMS can be successful.

Started
Oct 09, 2026, 04:52 PM UTC
Resolved
Oct 15, 2026, 03:24 PM UTC
Duration
5d 22h
Detected by Pingoru
Oct 09, 2026, 04:52 PM UTC

Affected components

SMS over cellular

Update timeline

  1. investigating Oct 09, 2026, 04:52 PM UTC

    We are currently investigating an issue where our Global-3 profiles cannot send or receive SMS messages when connected to AT&T. These same profiles do not have any issues with other networks. Data transfer remains unaffected. All other profiles remain unaffected.

  2. investigating Oct 09, 2026, 04:59 PM UTC

    We are continuing to investigate this issue.

  3. monitoring Oct 14, 2026, 08:57 PM UTC

    A fix has been implemented and we are monitoring the results. Our tests are now all successful but devices might need to start a new data session before SMS can be successful.

  4. resolved Oct 15, 2026, 03:24 PM UTC

    This incident has been resolved.

Your product runs on more than Hologram

Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.

Add your stack →