Country code second-level ___domain: Difference between revisions

Revision as of 17:13, 17 December 2010

Revision as of 17:41, 17 December 2010

Line 1:

{{unreferenced}}

A '''country code second-level ___domain (ccSLD)''' is a [[second-level ___domain]] to a [[country code top-level ___domain]].{{cn}} ItA ccSLD may be set apartreserved by the [[___domain name registry]] for the registration of third-level domains or registeredassigned to a third party as a [[subdomain]].

Many country code ___domain registries implement ___domain name classes at the second level underneath their ccTLD, such as are present in the original generic [[top-level ___domain]]s <tt>com</tt>, <tt>net</tt>, and <tt>org</tt>, which were intended for commercial entities, network operators, and non-profit organizations, respectively.

Many registries reuse common [[top-level ___domain]] names at the second-level such as "com", "net" and "org", e.g. <tt>[[.com.sg]]</tt>.

OtherMany countries haveimplement theiradditional ownclasses second-levelas nameswell. For example, the [[United Kingdom]] ([[.uk|uk]]) hasuses <tt>[[.co (second level)|.co]].uk</tt> (for commercial) purposes and <tt>[[.ac (second level)|.ac]].uk</tt> (for academic) registrants.

Brazil ([[.br|br]]) is probably the country with the highest number of restricted second-level domains,<ref>Most countries have unrestricted second level domains, which puts the value in the thousands.</ref> currently{{when}} amounting to 66; they range from <tt>.com.br</tt> for commercial activities, <tt>.vet.br</tt> for veterinarians, to <tt>.wiki.br</tt> for wikis.<ref>http://registro.br/info/dpn.html Brazil registry information</ref>

==See also==

*[[Domain Name System]]

==References==

{{reflist}}

==External links==

* [https://wiki.mozilla.org/TLD_List Mozilla TLD & ccSLD List]

==Notes and references==

<references/>

[[Category:Domain name system|Second-level ___domain]]