Outage in Twilio

SMS Delivery Delays from Twilio to Softbank Japan

Resolved Minor

March 30, 2026 - Started about 11 hours ago - Lasted about 5 hours
Official incident page

Incident Report

Summary AI Generated

Twilio experienced SMS delivery delays to Softbank network subscribers in Japan for 4.7 hours. The issue affected Twilio customers sending SMS messages to recipients on the Softbank network in the APAC region. The team identified the root cause and restored normal SMS delivery operations.

Twilio customers may be experiencing SMS delivery delays from Twilio to Softbank network subscribers in Japan. 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, APAC

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Latest Updates ( sorted recent to last )

RESOLVED about 7 hours ago - at 03/30/2026 04:01PM

The incident has been resolved and SMS delivery from Twilio to Softbank network subscribers in Japan is operating normally.

MONITORING about 8 hours ago - at 03/30/2026 02:07PM

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

INVESTIGATING about 10 hours ago - at 03/30/2026 12:20PM

Twilio customers may be experiencing SMS delivery delays from Twilio to Softbank network subscribers in Japan. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING about 11 hours ago - at 03/30/2026 11:20AM

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