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A Comprehensive Guide to Route 53 Routing Policies
Amazon Route 53 is a highly scalable and reliable DNS web service designed to connect user requests to the infrastructure running your applications. Whether you’re hosting web servers, email, or another service, Route 53 enables precise control of DNS traffic through its diverse routing policies. Understanding these policies is key to maximizing the potential of your AWS setup.
In this guide, we will delve deeply into the different routing policies offered by Route 53, exploring their use cases, configurations, and best practices.
What Are Route 53 Routing Policies?
Route 53 routing policies determine how DNS queries are resolved and traffic is directed to your endpoints. Depending on your application’s architecture, traffic distribution requirements, and failover configurations, choosing the correct policy is crucial for performance, cost-efficiency, and reliability.
Types of Route 53 Routing Policies
1. Simple Routing Policy
The simplest policy offered by Route 53, it maps a single DNS record to a single resource.
- Use Case: Best for straightforward setups, like a single web server or email server.
- Key Features:
