{"id":"INC-twilio-dt4b6xktlfvf","kind":"incident","aliases":[],"related":[],"title":"Twilio: SMS Delivery Delays from a Subset of Twilio Long Codes to T-Mobile Czech Republic","description":"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 information becomes available.","summary":null,"severity":"medium","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Twilio","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["incident","ops","sms","twilio","vendor"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-02T09:46:19+00:00","first_seen_at":"2026-11-02T09:47:47+00:00","triaged_at":"2026-11-02T09:47:49+00:00","updated_at":"2026-11-02T10:57:59+00:00","category":"vendor","confidence":null,"triage":null,"analyst_status":null,"analyst_note":null,"search":"'2':66C 'activ':56C 'anoth':63C 'avail':75C 'becom':74C 'code':11A,42C 'custom':29C 'czech':16A,51C 'delay':4A,35C 'deliveri':3A,34C 'dt4b6xktlfvf':21A 'experienc':32C 'hour':67C 'inc':19A 'inc-twilio-dt4b6xktlfvf':18A 'incid':23B 'inform':73C 'investig':57C 'issu':59C 'long':10A,41C 'may':30C 'mobil':15A,46C 'network':47C 'op':24B 'provid':62C 'republ':17A,52C 'sms':2A,25B,33C 'soon':70C 'subscrib':48C 'subset':7A,38C 't-mobil':13A,44C 'team':54C 'twilio':1A,9A,20A,22A,26B,28C,40C 'updat':64C 'vendor':27B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":null,"audience":null,"plain_action":null,"pkeys":["twilio"],"ptokens":["twilio"],"labels":["incident","medium","ops","sms","twilio","vendor"],"first_public_at":"2026-11-02T09:46:19+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"statuspage","external_id":"twilio:dt4b6xktlfvf","url":"https://stspg.io/c6whbwvnzqls","severity":"medium","published_at":"2026-11-02T09:46:19+00:00","modified_at":"2026-11-02T10:55:36+00:00","first_seen_at":"2026-11-02T09:47:47+00:00","fetched_at":"2026-11-02T12:01:36+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}