Twilio outage, 12 November 2026
SMS Delivery Receipt Failures from Twilio to Claro Costa Rica
- Started
- Status
- Ongoing: Identified
- Impact
- Minor
- Affected
- SMS, Latin America
Is this still happening?
Yes. Twilio still lists it as identified; last update 13 Nov 2026, 20:06 UTC.
Right now: Twilio reports degraded performance on some systems. (as of 13 Nov, 20:53 UTC) Live Twilio status
At a glance
- Twilio rated this a minor incident.
- Half of the 195 resolved Twilio incidents we recorded were fixed within 5 h 42 min.
- Twilio had 196 other incidents in the 30 days before it.
- 5 earlier incidents look like the same kind of problem (same affected part or wording); the most recent was on 12 Nov 2026.
Our summary from the Twilio incidents we have recorded since 11 Sept 2026 - how we count.
Last update from Twilio
Twilio customers may be experiencing SMS delivery receipt failures from Twilio to Claro network subscribers in Costa Rica. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be failing. We will provide another update in 4 hours or as soon as more information becomes available.
Similar Twilio incidents
Earlier incidents with the same affected part or wording - useful to see how long this kind of problem usually takes.
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, resolved after 3 days
-
, resolved after 5 h 34 min
-
, resolved after 7 h 20 min
SMS Delivery Delays and Failures from Twilio to Claro Puerto Rico
-
, resolved after 22 h 22 min
SMS Delivery Delays and Failures from Twilio to Claro Brazil and Puerto Rico
-
, resolved after 6 h 40 min
SMS Delivery Delays and Failures from Twilio to Brisanet Brazil
Other recent Twilio incidents
-
SMS Delivery Delays from a Subset of Twilio Short Codes to Multiple Networks in India
-
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Multiple Networks in India
-
SMS Delivery Delays from a Subset of Twilio Short Codes to Multiple Networks in India
-
Voice Call Post Dial Delay from a Subset of Twilio Phone Numbers to United States
-
Voice Call Silent and One-Way Audio from Colombia to a Subset of Twilio Phone Numbers
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