Outage in Zipwhip

SMS Delivery Delays & Failure to T-Mobile Network in United States of America via Subset of Shortcodes

Resolved Minor

February 07, 2026 - Started about 1 month ago - Lasted about 12 hours
Official incident page

Incident Report

We are experiencing SMS Delivery Delays & Failure to T-Mobile Network in United States of America via Subset of Shortcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

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Latest Updates ( sorted recent to last )

RESOLVED about 1 month ago - at 02/07/2026 04:40PM

We are no longer experiencing SMS delivery delays & failures when sending messages to T-Mobile Network in United States of America via Subset of Shortcodes. This incident has been resolved.

MONITORING about 1 month ago - at 02/07/2026 02:39PM

We are observing recovery in SMS delivery delays & failures when sending messages to T-Mobile Network in United States of America via Subset of Shortcodes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING about 1 month ago - at 02/07/2026 11:32AM

We are continuing to experience SMS delivery delays & failure to T-Mobile Network in United States of America via Subset of Shortcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.

INVESTIGATING about 1 month ago - at 02/07/2026 07:38AM

We are continuing to experience SMS delivery delays & failure to T-Mobile Network in United States of America via Subset of Shortcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING about 1 month ago - at 02/07/2026 05:45AM

We are continuing to experience SMS delivery delays & failure to T-Mobile Network in United States of America via Subset of Shortcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING about 1 month ago - at 02/07/2026 04:45AM

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