SMS Delivery Delays from a Subset of Twilio Short Codes to Verizon United States

Incident
June 05, 12:16pm

SMS Delivery Delays from a Subset of Twilio Short Codes to Verizon United States

Status: closed
Start: June 04, 10:34pm
End: June 05, 12:16pm
Duration: 13 hours 41 minutes
Affected Components:
3rd Party Providers Twilio SMS Short Code, North America
Investigating

June 04, 10:34pm

June 04, 10:34pm

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Verizon network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

Identified

June 04, 10:38pm

June 04, 10:38pm

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Verizon network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

Identified

June 04, 11:39pm

June 04, 11:39pm

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Verizon network subscribers in the United States. 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.

Identified

June 05, 1:39am

June 05, 1:39am

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Verizon network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

Identified

June 05, 5:51am

June 05, 5:51am

Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Verizon Wireless network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.

Monitoring

June 05, 10:09am

June 05, 10:09am

We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Verizon network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

Resolved

June 05, 12:16pm

June 05, 12:16pm

The incident has been resolved and SMS delivery from a subset of Twilio Short Codes to Verizon network subscribers in the United States is operating normally.