Outage in Twilio

SMS Delivery Delays from Twilio to Telefonica Costa Rica

Resolved Minor

April 12, 2026 - Started about 18 hours ago - Lasted about 4 hours
Official incident page

Incident Report

Summary AI Generated

Twilio experienced SMS delivery delays to Telefonica network subscribers in Costa Rica for 4.4 hours. The issue affected SMS services in the Latin America region, causing delayed message delivery for customers sending to that specific carrier network. The incident was resolved after monitoring showed recovery in SMS delivery from both Long Codes and Alphanumeric Sender IDs, with service returning to normal operations.

Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica network subscribers in Costa Rica. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

Components affected

Twilio SMS, Latin America

Trusted by 1000+ teams

Need to monitor Twilio outages?

Stop finding out about outages from your users. Monitor 6,320+ cloud services and get alerted the moment something breaks.

Ready to take control?

Start Free Trial

No credit card required

Set up in 2 minutes

14-day free trial

Latest Updates ( sorted recent to last )

RESOLVED about 13 hours ago - at 04/12/2026 08:26AM

The incident has been resolved and SMS delivery from Twilio to Telefonica network subscribers in Costa Rica is operating normally.

MONITORING about 14 hours ago - at 04/12/2026 07:16AM

We have observed a recovery in SMS delivery from Twilio to Telefonica network subscribers in Costa Rica and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

MONITORING about 15 hours ago - at 04/12/2026 07:05AM

We have observed a recovery in SMS delivery from Twilio Long Codes and Alphanumeric Sender IDs to Telefonica network subscribers in Costa Rica and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING about 17 hours ago - at 04/12/2026 05:05AM

Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica network subscribers in Costa Rica. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING about 18 hours ago - at 04/12/2026 04:03AM

Latest Twilio outages

SMS Delivery Failures from Brazil to a Subset of Twilio Phone Numbers - about 5 hours ago

SMS Delivery Failures from a Subset of Twilio Short Codes to Multiple Networks in Brazil - about 7 hours ago

SMS Delivery Delays from Twilio to Datora Brazil - 2 days ago

On Call Engineers are Investigating - 2 days ago

The Status Page Aggregator with Early Outage Detection

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 6320 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook