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What does it mean to be registered in the WhoIs?

A searchable database maintained by registrars that contain information about networks, networking organizations, domain names, and the contacts associated with them for the and ISO 3166 country code top-level domains. Also, the protocol, or set of rules, that describes the application used to access the database.

Each registrar implements the Whois protocol and maintains a separate and distinct Whois database for its respective domain name registrations.

Sponsoring Organization

Administrative Contact

Guy F. de Teramond
National Academy of Sciences Academia Nacional de Ciencias
San Pedro Montes de Oca
San José 1367-2050
Costa Rica
Email: [email protected]
Voice: +506 2283 4814
Fax: +506 2283 4101

Technical Contact

Mauricio Oviedo Calderón
NIC Costa Rica, Academia Nacional de Ciencias
Barrio Francisco Peralta, de la Casa Italia 100 metros al oeste y 15 metros sur
San José 1367-2050
Costa Rica
Email: [email protected]
Voice: +506 4020.5000
Fax: +506 2280.5261

Sub Domains

Name Servers

Host NameIP Address(es)

Domain Information

IANA is responsible for the operation and maintenance of a number of key aspects of the DNS, including the root zone, and the .intand .arpa domains.

The DNS Root Zone IANA is the global coordinator of the DNS root. The root is the upper-most part of the DNS hierarchy, and involves delegating administrative responsibility of top-level domains, which are the last segment of a domain name, such as Part of this task includes evaluating requests to change the operators of country code domains, as well as day-to-day maintenance of the details of the existing operators.