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Amazon Route 53

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description Amazon Route 53 Overview

Amazon Route 53 is a highly available and scalable DNS web service. In disaster recovery, it serves as the primary mechanism for automated failover by monitoring endpoint health and redirecting traffic to healthy regions or buckets. It supports complex routing policies including latency-based, weighted, and geo-proximity routing, making it indispensable for global business continuity.

help Amazon Route 53 FAQ

What routing policies does Amazon Route 53 support for disaster recovery?

Route 53 supports several routing policies, including simple, weighted, latency, geolocation, and failover routing. These allow administrators to automatically redirect traffic to healthy endpoints or regions during a failure.

How does Route 53 monitor endpoint health for automated failover?

Route 53 uses health checks that monitor endpoint IP addresses, URLs, or even other health checks to ensure availability. If an endpoint fails a configurable number of consecutive health checks, Route 53 stops routing traffic to it.

Can Amazon Route 53 be used to route traffic to non-AWS servers?

Yes, Route 53 can route internet traffic to any endpoint, including on-premises servers or resources hosted by other cloud providers. You simply create records that point to the public IP addresses or DNS names of your external resources.

Why is Amazon Route 53 named "Route 53"?

The name Route 53 is a reference to TCP and UDP port 53, which is the standard network port used for DNS (Domain Name System) requests. This naming convention aligns with other AWS networking services like Route 53 Resolver.

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