The primary DNS suffix for Texas Tech University (TTU) is ttu.edu.

The primary DNS suffix for the Texas Tech University System (TTUS) is texastech.edu.

You may encounter the following fairly commonly, as many servers are managed by Enterprise Technology Solutions, IT System Administration, Network Services, and UCAC.

• itts.ttu.edu (IT System Administration)
• net.ttu.edu (UCAC and Network Services)
• tosm.ttu.edu (Enterprise Technology Solutions)