Iran Strikes Disable Two AWS Availability Zones in Dubai and Bahrain for Extended Period

Two AWS availability zones in Dubai and Bahrain have been rendered hard down following Iranian military strikes, with Amazon expecting them to be unavailable for an extended period, according to an internal company memo.

The Outage

• Zones affected: Two AWS availability zones
• Locations: Dubai (UAE) and Bahrain
• Status: Hard down -- complete unavailability
• Expected duration: Extended period (specific timeline not disclosed)
• Cause: Iranian military strikes targeting regional infrastructure

What Hard Down Means

AWS availability zones are designed for isolation and resilience:

• Hard down: No partial service -- zone completely offline
• Normal redundancy: AWS regions have multiple zones designed to survive individual zone failures
• Extended outage: Suggests physical infrastructure damage, not just software issues

Impact on Services

Regional Services Affected

• Middle East enterprises: Companies hosting in UAE/Bahrain AWS regions disrupted
• Government services: Gulf state digital government platforms potentially affected
• Financial services: Regional banking and fintech operations impacted
• Oil and gas: Energy industry operations in the Gulf region

Global Ripple Effects

• Latency: Traffic rerouted to other regions increases latency
• Capacity: Absorbing displaced workloads strains other regions
• Failover testing: Real-world test of multi-region architecture for many companies
• Cost: Customers may incur data transfer costs from cross-region failover

Broader Cloud Infrastructure Implications

Geopolitical Risk to Cloud

This is one of the first instances of active military conflict directly impacting major cloud infrastructure:

• Physical vulnerability: Cloud data centers are physical assets in specific locations
• Geographic concentration: Middle East has limited cloud region options
• Insurance: Cloud SLAs typically do not cover acts of war
• Diversification: Companies may reconsider single-region strategies

AWS Response

Amazon is likely:

• Activating disaster recovery: Rerouting services to surviving zones
• Physical assessment: Evaluating damage to data center facilities
• Customer communication: Notifying affected enterprise customers
• Long-term planning: Reassessing Middle East infrastructure strategy

The memo was first reported by Big Technology.