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.gu ccTLD

Guam

.gu is the country-code top-level domain (ccTLD) for Guam, an organized, unincorporated territory of the United States in the western Pacific Ocean. It is managed by the University of Guam and primarily used by local businesses and organizations with official ties to the island.

Registry:University of Guam
Introduced:1994-04-15
Updated:May 26, 2026
Restrictions:

Registration is restricted to businesses registered with the Guam Department of Revenue & Taxation. Only second-level domains under .com.gu, .org.gu, .net.gu, and .info.gu are available for registration.

.gu Domain Overview

The .gu extension is a country-code top-level domain (ccTLD) in the Domain Name System (DNS). It is managed by University of Guam. .gu was introduced in 1994.

Registration Info

Registration pricing for .gu is not publicly listed. Contact an ICANN-accredited registrar for availability and pricing.

Security Features

  • DNSSEC

What Is the History of .gu?

.gu was delegated in April 1994 to the University of Guam as the official ccTLD for Guam. It has remained under the university’s administration since then, serving as a digital identifier for local entities with official business registration on the island.

Did you know?

The .gu TLD serves a specific purpose in the domain ecosystem, providing users with clear context about the websites using this extension.

What Is .gu Used For?

The .gu TLD is commonly used for the following purposes:

Local business websites

Government and public services

Educational institutions in Guam

Regional tourism services

Non-profits operating in Guam

guam.gov.gu
uog.edu.gu
guamchamber.gu
guamairport.gu
guamhealth.gu

How Do I Register a .gu Domain?

Eligibility

Applicant must be a business officially registered with the Guam Department of Revenue & Taxation. Registration is processed through the University of Guam and requires submission of formal documentation.

Open Registration

The .gu TLD is available for registration through accredited domain registrars.

Registration Process

  1. Choose an accredited domain registrar that offers .gu domains
  2. Check domain availability using the registrar's search tool
  3. Complete the registration process and provide required information
  4. Pay the registration fee (typically )
  5. Manage your domain settings through your registrar's control panel

How does .gu compare to similar top-level domains? This comparison covers pricing, type, and availability to help choose the right domain extension.

View the full TLD Directory to browse all 1,900+ top-level domains with pricing, registration density analysis, and DNSSEC adoption rates.

Frequently Asked Questions

How Is This .gu Data Compiled?

DNS Checker maintains a comprehensive TLD directory covering all 1,900+ active top-level domains. The data on this page combines multiple authoritative sources to provide information not found in standard TLD listings.

Zone File Analysis

Domain registration counts and density analysis are computed daily from TLD zone files, providing accurate registration statistics rather than estimates.

DNSSEC Adoption Tracking

DNSSEC deployment percentages are measured by scanning actual DNS records across all registered domains in each TLD zone.

Registrar Price Monitoring

Registration, renewal, and transfer prices are checked hourly across multiple accredited registrars and compared automatically.

Provider Market Share

DNS provider distribution is calculated from nameserver records, showing which hosting providers serve the most domains in each TLD.

Use DNS Checker tools to inspect any .gu domain: run a full DNS health check, check DNS propagation, look up WHOIS records, or verify email authentication.

Disclaimer: The information on this page is sourced from IANA, ICANN, and respective registry operator publications, then structured and formatted with the assistance of AI. While accuracy is a priority, details such as pricing, registration requirements, and policies may change. Always verify with the official registry or an accredited registrar before making registration decisions.