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Updating Route53 DNS dynamically

If you are using Route53 for DNS, it is pretty easy to update a route 53 DNS record with your current IP address as a dynamic DNS service. Here is a script that does so. It

  • Looks up your current IP address
  • Looks up the IP address in DNS for your host name
  • Uses the AWS command line client to update the DNS record if it needs to be changed

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