From the course: AWS Certified Advanced Networking - Specialty (ANS-C01) Cert Prep

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Route 53 multivalue answer routing: Simple load distribution with health checks

Route 53 multivalue answer routing: Simple load distribution with health checks - Amazon Web Services (AWS) Tutorial

From the course: AWS Certified Advanced Networking - Specialty (ANS-C01) Cert Prep

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Route 53 multivalue answer routing: Simple load distribution with health checks

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You have 5 web servers handling your application. With simple routing, you can list all 5 IPs. But Route 53 returns them all without checking if they're healthy. Users might hit a dead server and get errors. With a load balancer, you get health checks and distribution, but that costs money and adds complexity. What if you want something in between? Simple distribution with health checks without running a load balancer. Route 53 Multi-Value Answer Routing gives you exactly that. Multiple IPs with health checks. Route 53 returns up to 8 healthy servers. Dead servers automatically get removed. Let's set it up. So, what is Route 53 Multi-Value Answer Routing? Multi-Value Answer Routing lets you configure Route 53 to return multiple values, such as IP addresses for your web servers in response to DNS queries. You can check the health of each resource, so Route 53 returns only values for healthy resources. Route 53 responds to DNS…

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