Archived coverage of cloud outages and service disruptions. Reports describe the incident at publication; follow the incident feed for its current recorded status.
Technical analysis of Twilio-Jawwal SMS delivery failures, examining root causes and telecommunications resilience in infrastructure-challenged regions
Resolved: SMS Delivery Failures to MTN Network in Cameroon
Resolved: SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers To Verizon Wireless in United States of America
Technical analysis of Twilio
Technical analysis of Twilio
Technical analysis of Twilio
Update: SMS Delivery Delays to Smartfren Network in Indonesia
Technical analysis of Twilio SMS delays to Smartfren Indonesia network, examining root causes, business impact, and recovery strategies for affected services
Analysis of ongoing Twilio SMS delays affecting Smartfren users in Indonesia, examining technical causes, business impact, and resolution strategies
Technical analysis of Twilio SMS delays affecting Smartfren users in Indonesia, examining business impact and recovery strategies
Technical analysis of Twilio-Jawwal SMS failures affecting 2.5M Palestinians, root causes, recovery efforts, and lessons for telecom resilience
Update: SMS Delivery Failures To Jawwal In Palestine
Technical analysis of Twilio-Jawwal SMS delivery incident, examining infrastructure challenges and recovery in Palestinian telecommunications
Update: SMS Delivery Failures to MTN Network in Cameroon
Analysis of 2025 SMS delivery data exposes vulnerabilities between providers like Twilio and African networks, with actionable strategies for building resilient systems
Update: SMS Delivery Report Delays Via a Subset Of Short Codes and Toll Free Numbers To Verizon Wireless in United States of America
Twilio SMS delivery delays to Verizon affecting businesses. Technical analysis of short code and toll-free disruption with recovery strategies.
Technical analysis of the Twilio-Verizon SMS delivery incident affecting short codes and toll-free numbers, plus enterprise resilience lessons
Critical analysis of Twilio
Resolved: SMS Delivery Delays To Telefonica Costa Rica
Technical analysis of the 40-hour Twilio SMS incident affecting 450,000 Telefónica Costa Rica users, examining root causes and industry implications
A complete technical post-mortem of the Twilio-Telefónica Costa Rica SMS incident, examining root causes, timeline, and reliability for enterprise communications.
Breaking: Elevated Errors and Query Timeouts for D1 Databases and SQLite Durable Objects
Technical breakdown of Cloudflare