What Are AWS Elastic IPs, and What Do They Do? Share August 11, 2020 Dm4r Technology AWS Elastic IPs are permanently reserved IP addresses that you can associate with a running EC2 instance, and that persist across reboots and even server changes, so you won’t have to change your DNS whenever your server restarts. Read This Article on CloudSavvy IT › Source : What Are AWS Elastic IPs, and What Do They Do?