Ubuntu is a computer operating system based on the Debian Linux distribution and distributed as free and open source software. It is named after the Southern African philosophy of Ubuntu ("humanity towards others").

The Domain Name System (DNS) is a hierarchical distributed naming system for computers, services, or any resource connected to the Internet or a private network. It associates various information with domain names assigned to each of the participating entities. wikipedia.org

"A virtual private server (VPS) is a virtual machine sold as a service by an Internet hosting service. For many purposes they are functionally equivalent to a dedicated physical server, and being software defined are able to be much more easily created and configured." wikipedia.org

Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution. wikipedia.org

Proxmox Virtual Environment, or Proxmox VE, is an open-source server virtualization environment. wikipedia.org

Cloudflare Inc. is a web performance and security company on a mission to build a better Internet. wikipedia.org

A web hosting service is a type of Internet hosting service that allows individuals and organizations to make their website accessible via the World Wide Web.

A scripting language or script language is a programming language that supports the writing of scripts, programs written for a software environment that automate the execution of tasks which could alternatively be executed one-by-one by a human operator. wikipedia.org

Data recovery is the process of salvaging data from damaged, failed, corrupted, or inaccessible secondary storage media when it cannot be accessed normally. wikipedia.org

Disaster recovery is the process, policies and procedures related to preparing for recovery or continuation of technology infrastructure critical to an organization after a natural or human-induced disaster. wikipedia.org