In EC2, your public IP addresses can change intermittently.
Z42 allows you to resolve the IP addresses by their Name
tags.
No DDNS required.
$ brew install awscli
$ aws configure # enter your access key here
$ pip3 install z42
$ z42 &
$ ssh ${YOUR_EC2_INST_NAME}.local
z42.drivers.ec2.EC2Driver
: Amazon EC2
I welcome your pull requests for new drivers.