Between 19:03 PM and 19:29 PM PT on March 30, an internal deployment caused a subset of messages with media to fail with Twilio error code 11200. The issue was promptly identified and the deployment was rolled back to restore normal service.
We are no longer experiencing SMS delivery delays from a subset of Twilio Alphanumeric Sender IDs to network subscribers on multiple networks in Italy. This incident has been resolved.
WhatsApp Business Accounts onboarded between 07:00 - 21:56 UTC were unable to receive inbound messages and delivery status updates for Self Signup Users.
We are no longer experiencing SMS delivery delays and failures when sending messages to Orange/Sonatel network subscribers in Senegal. This incident has been resolved.
The incident has been resolved and SMS delivery from a subset of Twilio Phone Numbers to multiple networks in multiple countries, including Egypt, Trinidad and Tobago, Suriname, and Somalia is operating normally.