{"id":"EM-20261102-WZIG","url":"https://cyber.eventmonitor.net/incident/EM-20261102-WZIG/","type":"outage","title":"T-Mobile: Messaging Delivery Problems","subtitle":"Nov 2, 2026 · Carrier · reported by Twilio, Bandwidth","subject":"T-Mobile","status":"Resolved","severity":"medium","affected":[],"headline":null,"born":"2026-11-02T13:11:40.917Z","firstSignal":"2026-11-02T09:46:19.150Z","lastSignal":"2026-11-02T20:45:23.015Z","updated":"2026-11-04T09:04:34.499Z","revision":3,"life":[{"status":"Born","at":"2026-11-02T13:11:40.917Z","why":"second independent source: T18 Bandwidth status"},{"status":"Developing","at":"2026-11-02T13:11:40.917Z","why":"signals keep joining"},{"status":"Confirmed","at":"2026-11-02T13:11:40.917Z","why":"2 provider status pages acknowledged it"},{"status":"Resolved","at":"2026-11-03T20:45:23.015Z","why":"24 hours with no new signal"}],"changeLog":[{"at":"2026-11-02T09:46:19.150Z","what":"First signal: T17 Twilio status"},{"at":"2026-11-02T13:11:40.917Z","what":"Born: second source, T18 Bandwidth status. Page EM-20261102-WZIG created."},{"at":"2026-11-02T13:11:40.917Z","what":"Status: Confirmed (2 provider status pages acknowledged it)"},{"at":"2026-11-03T20:45:23.015Z","what":"Status: Resolved (24 hours with no new signal)"}],"stages":[{"name":"First Report","at":"2026-11-02T09:46:19.150Z","detail":"T17 Twilio status"},{"name":"Corroborated","at":"2026-11-02T13:11:40.917Z","detail":"2 independent sources"},{"name":"Acknowledged","at":"2026-11-02T09:46:19.150Z","detail":"T17 status page"},{"name":"Network Check","at":"2026-11-02T09:46:19.150Z","detail":"C111 IODA: network normal (lowest 99.1%)"},{"name":"Restored","at":"2026-11-03T20:45:23.015Z","detail":"All status incidents resolved"}],"signals":[{"at":"2026-11-02T09:46:19.150Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  from a Sub et of Twilio Long Code  to T-Mobile and O2 Czech Republic","text":"investigating. Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes to T-Mobile network subscribers in the Czech Republic. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more inform","url":"https://stspg.io/c6whbwvnzqls"},{"at":"2026-11-02T10:55:36.252Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  from a Sub et of Twilio Long Code  to T-Mobile and O2 Czech Republic","text":"investigating. Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes to T-Mobile network subscribers in the Czech Republic. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more infor","url":"https://stspg.io/c6whbwvnzqls"},{"at":"2026-11-02T12:09:11.684Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  from a Sub et of Twilio Long Code  to T-Mobile and O2 Czech Republic","text":"identified. Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes to T-Mobile and O2 network subscribers in the Czech Republic. Our team has identified the cause, and is working to resolve the issue. We will provide another update in ","url":"https://stspg.io/c6whbwvnzqls"},{"at":"2026-11-02T12:11:11.714Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  from a Sub et of Twilio Long Code  to T-Mobile and O2 Czech Republic","text":"monitoring. We have observed a recovery in SMS delivery from a subset of Twilio Long Codes to T-Mobile and O2 network subscribers in the Czech Republic and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes a","url":"https://stspg.io/c6whbwvnzqls"},{"at":"2026-11-02T12:39:49.358Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  from a Sub et of Twilio Long Code  to T-Mobile and O2 Czech Republic","text":"resolved. The incident has been resolved and SMS delivery from a subset of Twilio Long Codes to T-Mobile and O2 network subscribers in the Czech Republic is operating normally.","url":"https://stspg.io/c6whbwvnzqls"},{"at":"2026-11-02T13:11:40.917Z","source":"T18","sourceName":"Bandwidth status","role":"Provider Status","severity":1,"title":"Bandwidth: Outbound 10DLC MMS Delivery Delay  - T-Mobile & Verizon","text":"postmortem. Bandwidth has concluded its investigation of this issue and determined that between October 31 16:43 - November 1 01:04 UTC, outbound MMS messages to T-Mobile and Verizon may have encountered minimal delays in delivery. Due to the limited scope of impact, Band","url":"https://stspg.io/d5r5zbc4dchh"},{"at":"2026-11-02T15:32:04.350Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  and Failure  from Twilio Alphanumeric Sender Type to T-Mobile Au tria","text":"investigating. Twilio customers may be experiencing SMS delivery delays and failures from Twilio Alphanumeric Sender IDs to T-Mobile network subscribers in Austria. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more inf","url":"https://stspg.io/621rny5hlv69"},{"at":"2026-11-02T15:39:53.470Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  and Failure  from Twilio Alphanumeric Sender Type to T-Mobile Au tria","text":"identified. Twilio customers may be experiencing SMS delivery delays and failures from Twilio Alphanumeric Sender Type to T-Mobile network subscribers in Austria. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 h","url":"https://stspg.io/621rny5hlv69"},{"at":"2026-11-02T16:40:39.315Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  and Failure  from Twilio Alphanumeric Sender Type to T-Mobile Au tria","text":"identified. Twilio customers may be experiencing SMS delivery delays and failures from Twilio Alphanumeric Sender Type to T-Mobile network subscribers in Austria. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 h","url":"https://stspg.io/621rny5hlv69"},{"at":"2026-11-02T18:42:36.954Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  and Failure  from Twilio Alphanumeric Sender Type to T-Mobile Au tria","text":"monitoring. We have observed a recovery in SMS delivery from Twilio Alphanumeric Sender Type to T-Mobile network subscribers in Austria and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.","url":"https://stspg.io/621rny5hlv69"},{"at":"2026-11-02T20:05:40.742Z","source":"T18","sourceName":"Bandwidth status","role":"Provider Status","severity":2,"title":"Bandwidth: Outbound 10DLC MMS Delivery Incident","text":"investigating. Bandwidth teams have identified an off-network incident impacting the timely delivery of MMS messages to T-Mobile and Verizon destinations. Bandwidth is working with this industry provider to restore expected MMS delivery.","url":"https://stspg.io/kc4ck3r3x5dj"},{"at":"2026-11-02T20:45:23.015Z","source":"T17","sourceName":"Twilio status","role":"Provider Status","severity":2,"title":"Twilio: SMS Delivery Delay  and Failure  from Twilio Alphanumeric Sender Type to T-Mobile Au tria","text":"resolved. The incident has been resolved and SMS delivery from Twilio Alphanumeric Sender Type to T-Mobile network subscribers in Austria is operating normally.","url":"https://stspg.io/621rny5hlv69"}],"crowd":[],"reference":{},"mergedInto":null,"publisher":"Event Monitor Cyber"}