.cu

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.cu is the ccTLD for Cuba. It is managed by CENIAInternet, Industria y San Jose, Capitolio Nacional.[1]

Rules and Restrictions[edit | edit source]

Cuban and foreign legal entities, as well as natural persons residing in the country, may apply for the granting of a domain name.

  • Cuban legal entities may apply for domain names under .cu or the second-level generic domains edu, gob, org, inf, net, com.
  • Foreign legal entities may apply for domain names under .cu or the second-level generic domain com.
  • Natural persons residing in Cuba may apply for domain names under the second-level generic domain nat.[2]

A legal entity may apply for the granting of a domain name in the following cases:

  • it constitutes a trademark granted to the applicant by the Oficina Cubana de la Propiedad Industrial (OCPI) (English: Cuban Office of Industrial Property);
  • it fully matches the name of the applicant, its acronym, abbreviation, or legally recognized alias;
  • any other name that is not included in the aforementioned cases and does not fall under any of the exceptions provided.

An individual may apply for the granting of a domain name in the following cases:

  • it constitutes a trademark granted to the applicant by the OCPI;
  • any other name that does not fall under any of the exceptions provided.

A domain name will not be granted in the following cases:

  • it consists of generic, common, or usual terms;
  • it consists of geographic terms or demonyms;
  • it includes, is identical to, or deceptively similar to the name of the country in Spanish;
  • it matches top-level domain names, second-level generic domain names, protocols, applications, and Internet terminology;
  • it consists of personal names, surnames, or appellations of a natural person, unless it constitutes a trademark granted to the applicant by the OCPI or is a personality recognized for their activities;
  • it includes terms or expressions that are harmful or detrimental to public security, integrity, ethics, morals, public decency, the economy, independence, and national sovereignty.[3]

Second-level Domains[edit | edit source]

The second-level generic domains under .cu and managed by CUBANIC are the following:

  • .edu.cu: for defining institutions within the Education system;
  • .com.cu: for legal entities involved in commercial activities of goods and services for profit;
  • .net.cu: for Public Telecommunications Providers;
  • .org.cu: for Non-Governmental Organizations and non-profit entities;
  • .gob.cu: for bodies and agencies of the Central State Administration and other Government structures;
  • .inf.cu: for entities related to scientific information activities and information or content providers;
  • .nat.cu: for natural persons residing in the country.[3]

Characters and IDNs[edit | edit source]

  • The valid characters for a domain name are the letters of the Spanish alphabet (a to z), Arabic digits (0 to 9), the hyphen "-", and the characters á, é, í, ó, ú, ü, and ñ. Domain names do not distinguish between uppercase and lowercase letters.
  • Domain names must not begin or end with a hyphen “-” nor contain two consecutive hyphens “--” in their structure.
  • The minimum length for a second-level domain name under .cu, or a third-level domain under generic subdomains of .cu, is 3 characters, although a minimum of 5 characters is recommended.
  • The maximum length allowed for a second-level domain name under .cu, or a third-level domain under generic subdomains of .cu, is 63 characters.[3]

References[edit | edit source]