Route 53

Introduction

  • It is DNS service on AWS

Alias

  • Maps to the service to an AWS resource

Routing Policies

  • Simple: route traffic to single resource, if multiple returned value is returned, it will be selected by client randomly

  • Weight: control the % of request to go to each resource

  • Latency: Redirect to the the resource that have the least latency

  • Failover: Set up a health check rule to primary record, it will be redirected to the secondary record if the primary record is unhealthy

  • Geolocation: To specify the group of user on specific location to go to specific resource

  • IP-based: To specify the group of user within the ip range to go to specific resource

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