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.do ccTLD

The .do TLD is the country-code domain for the Dominican Republic. It is open for registration by anyone, including individuals and businesses worldwide, and is commonly used by local organizations, businesses, and online services connected to the Dominican Republic.

Registry:Pontificia Universidad Católica Madre y Maestra, Recinto Santo Tomás de Aquino
Introduced:1991-08-25
Updated:May 26, 2026
Restrictions:

No residency requirements. Open to all individuals and entities worldwide, but domain names must comply with naming rules and cannot be used for malicious activities such as phishing, malware distribution, or DDoS attacks.

.do Domain Overview

The .do extension is a country-code top-level domain (ccTLD) in the Domain Name System (DNS). It is managed by Pontificia Universidad Católica Madre y Maestra, Recinto Santo Tomás de Aquino. .do was introduced in 1991.

Registration Info

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

Security Features

  • DNSSEC

What Is the History of .do?

The .do domain was delegated by IANA in 1991 to the Pontificia Universidad Católica Madre y Maestra (PUCMM) of the Dominican Republic. It has been administered since then by NIC.do, the Network Information Center operated by PUCMM under RFC 1591 guidelines.

Did you know?

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

What Is .do Used For?

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

Local businesses in the Dominican Republic

Educational institutions

Nonprofit organizations

Web service providers

Government and military entities (using .gob.do, .gov.do, .mil.do)

Art and cultural organizations

bancodominicano.com.do
mercadolibre.com.do
clarin.do
elnuevodiario.com.do
elcaribe.com.do
diariodigital.do
supermercadosla1.com.do
pucmm.edu.do
gob.do
telecom.do

How Do I Register a .do Domain?

Eligibility

Domain names must be 2–63 characters, using only letters, digits, and hyphens. Hyphens cannot be at the start, end, or in positions 3–4. Names cannot be reserved (e.g., related to IANA, ICANN, or existing TLDs). Malicious use will result in suspension.

Open Registration

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

Registration Process

  1. Choose an accredited domain registrar that offers .do 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

Frequently Asked Questions

How Is This .do 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 .do 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.