.gu is the Internet country code top-level domain (ccTLD) for Guam.^[1]

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Quick Facts Introduced, TLD type ...

.gu

Introduced	April 15, 1994
TLD type	Country code top-level domain
Status	Active
Registry	Guam Network Information Center
Sponsor	University of Guam
Intended use	Entities connected with  Guam
Actual use	Not very heavily used
Registration restrictions	Must have a contact in Guam
Structure	Registrations are accepted only at the third level beneath various second-level labels
Registry website	give.uog.edu/gu-domain-application-form/

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Registrations are free of charge but are limited to people or companies with a contact in Guam, and are limited to third-level registrations beneath second-level names such as .com.gu. There has not been very much use of .gu addresses.

There are five Second Level Domains:

• com.gu: Commercial Entities
• net.gu: Network Service Providers
• gov.gu: Government
• org.gu: Non-commercial Organizations
• edu.gu: Education

• Internet in Guam
• Internet in the United States
• .us