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It is a DNS as a service.
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It allows users to route internet traffic to various AWS services and resources, as well as to manage domain registration and DNS health monitoring.
- To effectively manage domain names and route internet traffic to AWS resources, ensuring accessibility, reliability, and scalability for web applications and services.
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Domain Registration
- purchase or use it from outside
- put it to Hosted Zones (take all the DNS records)
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Route 53 also make "Health Checks"