.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]