AWS outage disrupts FanDuel, Coinbase trading; recovery to take hours

• The outage was caused by a 'thermal issue' in a single Availability Zone within AWS's US-East-1 region in northern Virginia, affecting EC2 virtual server instances
• FanDuel users were unable to access the sports-betting platform, with gamblers complaining about lost bets from being unable to cash out during the outage
• Coinbase reported that failures in multiple AWS zones caused an extended outage of core trading services, though the platform later stated the primary issue was fully resolved

AWS Outage Disrupts Major Trading Platforms

Key Incident Details:

Amazon Web Services (AWS) experienced significant operational issues beginning Thursday night due to a "thermal issue" at its US-East-1 data center facility in northern Virginia. The outage affected a single Availability Zone within this critical region, with AWS reporting that "full recovery is still expected to take several hours" as of 9:51 a.m. ET Friday.

Affected Companies and Services:

The outage disrupted multiple high-profile trading platforms:

• FanDuel: The sports-betting app reported at 9:00 p.m. ET Thursday that users were unable to access the platform, with gamblers complaining about lost bets and inability to cash out positions
• Coinbase: The cryptocurrency exchange experienced failures across multiple AWS zones, causing an "extended outage of core trading services," though the company later stated the primary issue was fully resolved

Technical Impact:

AWS confirmed issues with impaired EC2 instances, which provide virtual server capacity to customers. The company is actively working to bring additional cooling system capacity online to recover affected hardware in the impacted zone.

Market Significance:

AWS controls approximately one-third of the cloud infrastructure technology market and serves millions of companies globally. This outage highlights the concentration risk in cloud services and the cascading impact on dependent platforms, particularly in time-sensitive sectors like sports betting and cryptocurrency trading where real-time access is critical.

The incident underscores infrastructure vulnerabilities that can significantly disrupt financial and trading operations across multiple sectors simultaneously.