Which service helps manage multi-region applications seamlessly?

AWS Global Accelerator is designed to improve the availability and performance of your applications by routing traffic to the optimal endpoint based on health, geographic location, and routing policies. It enhances application performance for global users by directing their requests to the nearest AWS region, regardless of where the application is hosted.

By distributing traffic across multiple regions, AWS Global Accelerator reduces latency and increases fault tolerance, ensuring that applications remain accessible and responsive, even during regional outages or disruptions. It also allows for the seamless management of geographically distributed resources, providing users with a consistent experience no matter where they are located.

In contrast, while Amazon Route 53 offers DNS services that can manage traffic across regions through DNS failover and routing policies, it does not inherently improve application performance or handle traffic optimization as effectively as AWS Global Accelerator. Similarly, AWS CloudFront serves as a content delivery network that caches content closer to users to reduce load times but doesn’t optimize routing for multi-region applications. Amazon VPC, on the other hand, is focused on networking and securing resources within a single region, not for managing multi-region applications.