We have fully investigated the Call Failures From Subscribers To A Subset Of Brazil Twilio Phone Numbers issue, and it was determined that the impact was limited to a small set of customers, who have been contacted individually to address any concerns. All systems are operational.
We are no longer experiencing SMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via Subset of Longcodes. This incident has been resolved.
We are no longer experiencing SMS delivery delays and failures when sending to and from a subset of Twilio numbers in Brazil. This incident has been resolved.