A social media service has strict data residency rules and needs DNS routing that directs users to a specified list of AWS Regions based on the user’s geographic location. Which Amazon Route 53 routing policy will satisfy this requirement?
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Correct answer: Configure a Route 53 geolocation routing policy..
Why this is the answer
A Route 53 geolocation routing policy is the correct choice because it allows you to route traffic based on the geographic location of your users. This directly addresses the requirement for directing users to specific AWS Regions based on their location, which is crucial for data residency compliance. Latency routing directs users to the AWS Region that provides the best latency, not necessarily a specific, pre-defined region based on their origin. Multivalue answer routing returns multiple healthy records, which doesn't guarantee routing to a specific region based on geography. IP-based routing is a newer feature that allows routing based on the client's source IP address range, which can be used for geographic routing but is more granular and typically used when you have specific IP ranges to target. Geolocation routing is purpose-built for the scenario described.
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