Register a UC San Diego Domain Name


Learn how to request and register a or domain name for a UC San Diego computer. Every machine (computer, server, printer, etc.) connected to UC San Diego's network must have an assigned IP address and domain name also called a domain name. Use these steps to register your domain name (machine) or to change existing names.

In the right place? If the domain name does not end in or, see Register a Non-UC San Diego Domain Name.

Critical Concepts

Steps to Take

Review UCSD and department domain name policy

  1. Read Registration, Management, and Use of UC San Diego Domain Names: PPM 135-8 (PDF).
    • For a standard UC San Diego domain name (ends in or, review sections III.B and III.C.
  2. Ensure you comply with your department's regulations when choosing and registering domain names by contacting your system administrator.

Choose your domain name

Use these guidelines when choosing an appropriate domain name:

Register your domain name

If you meet the requirements above, you can either:

Pointing a UC San Diego domain name off campus

If you still have questions or need additional assistance, please contact the ITS Service Desk. You can call us at (858) 246-4357, email us at, or submit a ticket at