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I have internal test domain called testenv.org, but when i enquire to register this domain, its already taken by someone. I need to do some MS exchange testing on this domain from outside, Is there any way can work around? External DNS hosted in ATT..
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I have internal test domain called testenv.org, but when i enquire to register this domain, its already taken by someone. I need to do some MS exchange testing on this domain from outside, Is there any way can work around? External DNS hosted in ATT..

Domain name Question

The Domain Name System (DNS) is a hierarchical, globally distributed system responsible for associating the name of a computer, service or other resource into an IP address for connecting to the Internet or a private network. Most prominently, it translates domain names to the numerical IP addresses needed for the purpose of computer services and devices worldwide.

Active Directory (AD) is a Microsoft brand for identity-related capabilities. In the on-premises world, Windows Server AD provides a set of identity capabilities and services, and is hugely popular (88% of Fortune 1000 and 95% of enterprises use AD). This topic includes all things Active Directory including DNS, Group Policy, DFS, troubleshooting, ADFS, and all other topics under the Microsoft AD and identity umbrella.

Active Directory

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.