With the news that AWS will be now charging about $4 / instance-month for public IPv4 addresses, many developers who procrastinated ipv6 migration are finally updating both ends of their development setup. It’s a great time to migrate, as all the intermediate infrastructure now supports IPV6 readily. Moreover, you’ll benefit from permanent , global addresses for your development instances. Pros A single, global, stable address for EC2 instances that never changes. No need for dynamic DNS ...