Security Techniques

Fishing the AWS IP Pool for Dangling Domains

Fishing the AWS IP Pool for Dangling Domains: Amazon and other cloud providers have made it child’s play to spin up ephemeral server instances for quick deployment of various services. If you want a web server to host your new .io domain name, you can have it set up in no time at all. Starting a website has never been easier — just spin up an EC2 instance, install your stack, point your domain/subdomain to the instance, and kill it when you’re tired of it.

Hold on, though — did you clear that DNS entry?

If the answer is “No” or “I don’t know,” then keep reading.