# Twilio in September 2015: incidents, uptime and changes > Twilio in September 2015: 23 incidents on its status page (4 major or critical), 90.74% free of major or critical incidents (vendor-reported). From Rewindex’s archive of Twilio’s status, pricing and policy pages. Canonical: https://rewindex.com/company/twilio/2015/09 Last updated: 2015-10-01T00:00:00Z - Incidents posted: 23 (major/critical: 4) · Maintenance: 0 - By vendor impact label: major 4, minor 15, none 4 - Uptime (vendor-reported): 90.74% free of major/critical incidents, 63.59% free of any incident; outage time 2.8 days, incident time 10.9 days - Price changes: 0 · Pricing/legal/trust page changes: 0 · Deprecations: 0 · CVEs: 0 - Previous month: [August 2015](https://rewindex.com/company/twilio/2015/08.md) · Next: [October 2015](https://rewindex.com/company/twilio/2015/10.md) · [All months](https://rewindex.com/company/twilio/reports.md) · [Twilio](https://rewindex.com/company/twilio.md) _Uptime: Derived from the incidents the vendor posted on its own status page, not measured by us. A minute counts as an outage minute when a major or critical incident (as the vendor labelled it) was open; incident minutes include minor ones too. Maintenance and incidents marked "no impact" are left out, overlapping incidents are merged, a resolved incident counts for at most 7 days, and one still open with no resolution counts for at most 24 hours._ ## Major and critical incidents | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Duration | Status | | --- | --- | --- | --- | --- | --- | | [Twilio Client Connectivity in AU](https://rewindex.com/company/twilio/incidents/g4f45dwq4dlq.md) | major | 2015-09-11 17:49 UTC | 2015-09-11 21:43 UTC | 3.9 h | resolved | | [Delay in Transcriptions](https://rewindex.com/company/twilio/incidents/0j680wk9wsdd.md) | major | 2015-09-19 23:05 UTC | 2015-09-20 13:54 UTC | 15 h | resolved | | [Service interruptions of Twilio Client inbound calls, Co-pilot outbound SMS and Recordings service](https://rewindex.com/company/twilio/incidents/lrrnq5z2s5vc.md) | major | 2015-09-20 11:00 UTC | 2015-09-20 17:13 UTC | 6.2 h | resolved | | [Twilio Client WebRTC users are unable to register](https://rewindex.com/company/twilio/incidents/twl03yvwkqyb.md) | major | 2015-09-30 21:21 UTC | 2015-09-30 22:39 UTC | 1.3 h | resolved | ## All incidents | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Duration | Status | | --- | --- | --- | --- | --- | --- | | [Inbound calls from Oi network to Twilio numbers in certain Brazilian prefixes](https://rewindex.com/company/twilio/incidents/7bjbzpv8rph4.md) | minor | 2015-09-01 21:16 UTC | 2015-09-02 12:12 UTC | 15 h | resolved | | [Authy API Brief Outage](https://rewindex.com/company/twilio/incidents/w943x8hxd446.md) | none | 2015-09-09 20:45 UTC | 2015-09-09 20:45 UTC | 0 min | resolved | | [Authy Website brief Outage](https://rewindex.com/company/twilio/incidents/dbwg9bcz28qv.md) | none | 2015-09-09 20:53 UTC | 2015-09-09 20:53 UTC | 0 min | resolved | | [Authy Mobile Verification Issues](https://rewindex.com/company/twilio/incidents/5cgdh73yxqjq.md) | minor | 2015-09-10 03:33 UTC | 2015-09-10 04:01 UTC | 28 min | resolved | | [One-Way Audio Issues - IE Conference](https://rewindex.com/company/twilio/incidents/s5rvwk9sg594.md) | minor | 2015-09-11 01:03 UTC | 2015-09-11 01:36 UTC | 33 min | resolved | | [One-Way Audio Issues - IE Client](https://rewindex.com/company/twilio/incidents/xmwgr3kmcd23.md) | none | 2015-09-11 01:46 UTC | 2015-09-11 01:47 UTC | 1 min | resolved | | [Twilio Client Connectivity in AU](https://rewindex.com/company/twilio/incidents/g4f45dwq4dlq.md) | major | 2015-09-11 17:49 UTC | 2015-09-11 21:43 UTC | 3.9 h | resolved | | [Phone number validation issue](https://rewindex.com/company/twilio/incidents/mr7gvqn7895j.md) | minor | 2015-09-12 09:03 UTC | 2015-09-12 10:22 UTC | 1.3 h | resolved | | [Small number of Chrome 45 calls failing to complete ICE negotiation.](https://rewindex.com/company/twilio/incidents/88j3fb6pd0l3.md) | minor | 2015-09-14 15:24 UTC | 2015-09-19 05:21 UTC | 5 d | resolved | | [The Twilio Blog is unavailable at the moment](https://rewindex.com/company/twilio/incidents/0rksjgk54rc9.md) | minor | 2015-09-16 12:56 UTC | 2015-09-16 13:13 UTC | 17 min | resolved | | [Percentage of Twilio Client calls experience issues with call setup.](https://rewindex.com/company/twilio/incidents/1gw8r55l5jb4.md) | minor | 2015-09-17 09:11 UTC | 2015-09-17 09:22 UTC | 11 min | resolved | | [Delay in Transcriptions](https://rewindex.com/company/twilio/incidents/0j680wk9wsdd.md) | major | 2015-09-19 23:05 UTC | 2015-09-20 13:54 UTC | 15 h | resolved | | [Service interruptions of Twilio Client inbound calls, Co-pilot outbound SMS and Recordings service](https://rewindex.com/company/twilio/incidents/lrrnq5z2s5vc.md) | major | 2015-09-20 11:00 UTC | 2015-09-20 17:13 UTC | 6.2 h | resolved | | [Delay in Transcriptions](https://rewindex.com/company/twilio/incidents/rnypb35fz8y4.md) | minor | 2015-09-20 18:16 UTC | 2015-09-21 07:14 UTC | 13 h | resolved | | [Delay in Transcriptions](https://rewindex.com/company/twilio/incidents/99jvmrg2ncdw.md) | minor | 2015-09-21 19:44 UTC | 2015-09-24 16:10 UTC | 3 d | resolved | | [Delays in Billing and Usage API](https://rewindex.com/company/twilio/incidents/51p62l28xzc8.md) | minor | 2015-09-21 19:46 UTC | 2015-09-22 00:06 UTC | 4.3 h | resolved | | [Intermittent errors of outgoing calls](https://rewindex.com/company/twilio/incidents/883clwlszxnb.md) | minor | 2015-09-22 15:29 UTC | 2015-09-22 16:20 UTC | 51 min | resolved | | [Twilio Blog intermittently unavailable](https://rewindex.com/company/twilio/incidents/r2lxymm907fk.md) | minor | 2015-09-23 22:26 UTC | 2015-09-23 22:38 UTC | 12 min | resolved | | [Partial service interruption for a small portion of shortcodes](https://rewindex.com/company/twilio/incidents/mqvnhwhrvrh5.md) | minor | 2015-09-24 21:29 UTC | 2015-09-24 22:01 UTC | 32 min | resolved | | [Conference Record failures in our European region](https://rewindex.com/company/twilio/incidents/5krpz3m4w22t.md) | minor | 2015-09-28 17:33 UTC | 2015-09-28 17:37 UTC | 4 min | resolved | | [Messaging delivery interruption for Verizon Wireless](https://rewindex.com/company/twilio/incidents/pvt70d0g450z.md) | minor | 2015-09-29 09:51 UTC | 2015-09-29 11:01 UTC | 1.2 h | resolved | | [Elevated API errors](https://rewindex.com/company/twilio/incidents/vv398w2thvqg.md) | none | 2015-09-30 07:15 UTC | 2015-09-30 07:17 UTC | 2 min | resolved | | [Twilio Client WebRTC users are unable to register](https://rewindex.com/company/twilio/incidents/twl03yvwkqyb.md) | major | 2015-09-30 21:21 UTC | 2015-09-30 22:39 UTC | 1.3 h | resolved | ## Cite this Twilio posted 23 status incidents in September 2015 (4 major or critical); 0 price changes and 0 notable page changes observed. - Canonical URL: https://rewindex.com/company/twilio/2015/09 - Citation: Twilio, “Twilio in September 2015” (2015-09-01 00:00 UTC). Archived by Rewindex: https://rewindex.com/company/twilio/2015/09 (CC BY 4.0). - Markdown link: `[Twilio: Twilio in September 2015 (2015-09-01)](https://rewindex.com/company/twilio/2015/09)` --- Canonical: https://rewindex.com/company/twilio/2015/09 · Markdown: https://rewindex.com/company/twilio/2015/09.md · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T15:51:12.034Z