AWS Global Infrastructure
AWS Regions & Availability Zones
105 Availability Zones across 30+ Regions ensure fault tolerance and low latency.
Detailed Infrastructure
Region Selection Criteria: - Compliance requirements - Latency needs - Service availability - Cost optimization - Data residency laws Example: us-east-1 (N. Virginia) - 6+ Availability Zones (us-east-1a/b/c/d/e/f) - Each AZ = 3+ isolated data centers - 10-50ms latency between AZs - Independent power/network/flood zones
Key Concepts
- Region = isolated geographic area
- AZ = 1+ data centers, 10-50ms apart
- Multi-AZ = high availability deployment
- Edge Locations = CloudFront caching only
- Direct Connect = private network connection