Twilio Outage History

Twilio experienced SMS delivery delays to Claro network subscribers in Chile, affecting customers sending messages to that specific carrier. The issue lasted 4.8 hours, during which SMS messages faced delivery delays rather than complete failures. Twilio identified the root cause and gradually restored normal SMS delivery performance, with full resolution confirmed after monitoring service stability.

Twilio experienced SMS delivery delays lasting 4.6 hours affecting messages sent from a subset of Short Codes to Union Telecom network subscribers in the United States. The issue impacted Twilio's SMS Short Code service in North America, causing delayed message delivery for customers trying to reach Union Telecom users. Twilio identified the root cause and resolved the incident, with SMS delivery returning to normal operation.

Twilio experienced SMS delivery delays to Orange network subscribers in Cameroon for 8.1 hours. The incident affected Twilio's SMS service in the Middle East & Africa region, causing delayed message delivery to users on the Orange Cameroon network. The service gradually recovered and was fully resolved, with SMS delivery returning to normal operations.

Twilio experienced SMS delivery delays to Mobifone network subscribers in Vietnam for 5.8 hours, affecting customers sending messages to that specific carrier. The team identified the root cause and worked on a resolution, with service recovery observed before full resolution. SMS delivery to Mobifone Vietnam returned to normal operation after monitoring confirmed service stability.

Twilio experienced SMS delivery failures affecting a subset of Alphanumeric Sender IDs and Short Codes when sending messages to Movistar network subscribers in Mexico. The issue impacted Twilio's SMS service in the Latin America region for 6.5 hours. The team identified the root cause and successfully restored normal SMS delivery operations.

Twilio experienced SMS delivery failures from a subset of long codes to Shelcomm network subscribers in the United States, affecting SMS Long Code services in North America. The issue prevented messages from being delivered to users on the Shelcomm network for approximately 3.1 hours. Twilio identified the root cause, implemented a fix, and confirmed full service restoration after monitoring for stability.

Twilio experienced voice call failures from Twilio phone numbers to Claro network subscribers in Puerto Rico for 6.9 hours. The issue affected Twilio's Voice service in the Latin America region, preventing customers from successfully completing calls to Claro mobile users in Puerto Rico. The incident was resolved and voice calls to Claro Puerto Rico subscribers returned to normal operation.

Twilio experienced SMS delivery delays to Claro network subscribers in Chile for approximately 3 hours. The issue affected SMS services in the Latin America region, causing delayed message delivery to users on the Claro network. The problem was identified, monitored during recovery, and fully resolved.

Twilio experienced SMS delivery failures from a subset of Long Codes to Telenet BidCo NV network subscribers in Belgium, affecting SMS services in Europe for 8.2 hours. The team identified the root cause and worked through multiple recovery attempts before achieving stable service restoration. The incident was fully resolved with SMS delivery operating normally between the affected Twilio Long Codes and Belgian Telenet subscribers.

Twilio experienced SMS delivery delays and failures between a subset of Long Codes and multiple network subscribers in Chile for 4.3 hours. The incident affected SMS services in the Latin America region, preventing reliable message delivery to Chilean mobile networks. Twilio identified the root cause and restored normal SMS delivery operations after monitoring service stability.