Route53

• Global AWS service
• Supports public and private Hosted zones
• Initial limit of 50 domain registration only

Routing policies

it basically supports:

• simple routing
  • Records that routes to something: MX, A, CNAME, TXT, etc.
• weighted routing
  • basically splits traffic between targets based on a weight number (0-100)
• latency-based routing
  • route53 automatically routes based on the origin’s response latency (ec2 or lb)
• failover routing
  • a route53 healthcheck setup is needed
  • works for DR environments
  • two record sets is nedded, one primary and the other secundary
• geolocation routing
  • based on the client’s region geolocation
  • region locations has has to manually be configured in route53
• geoproximity
  • based on the geolocation of the aws resources
• multivalue answer routing
  • basically multivalue servers to server a specific A dns record