.tr is the Internet

Internet

The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite to serve billions of users worldwide...

 country code

Country code

Country codes are short alphabetic or numeric geographical codes developed to represent countries and dependent areas, for use in data processing and communications. Several different systems have been developed to do this. The best known of these is ISO 3166-1...

 top-level domain

Top-level domain

A top-level domain is one of the domains at the highest level in the hierarchical Domain Name System of the Internet. The top-level domain names are installed in the root zone of the name space. For all domains in lower levels, it is the last part of the domain name, that is, the last label of a...

 (ccTLD) for Turkey

Turkey

Turkey , known officially as the Republic of Turkey , is a Eurasian country located in Western Asia and in East Thrace in Southeastern Europe...

. It is administered by Middle East Technical University

Middle East Technical University

Middle East Technical University is a public technical university located in Ankara, Turkey...

 Computer Center.
.nc.tr is used as a second-level domain

Second-level domain

In the Domain Name System hierarchy, a second-level domain is a domain that is directly below a top-level domain . For example, in example.com, example is the second-level domain of the .com TLD....

 for the Turkish Republic of Northern Cyprus

Turkish Republic of Northern Cyprus

Northern Cyprus or North Cyprus , officially the Turkish Republic of Northern Cyprus , is a self-declared state that comprises the northeastern part of the island of Cyprus...

, as it has no country code assigned.

Other 2nd level domains:

• .com.tr - For commercial use and general purpose(see the restrictions).
• .gen.tr - For general use
• .org.tr - For organizations(see the restrictions).
• .biz.tr - For general use
• .info.tr - For informationary websites.
• .av.tr - For freelance lawyers, law offices and lawyer partnerships.
• .dr.tr - For doctors of medical science, doctor partnerships, hospitals, and the first level health organizations of The Ministry of Health of Turkey.
• .pol.tr - For the Turkish Police organization.
• .bel.tr - For Turkish city and town municipality organizations.
• .tsk.tr - For Turkish Army (Ex. mil.tr)
• .bbs.tr
• .k12.tr - For Turkish pre-school education programs, primary, secondary schools and their equivalents which are approved by the Ministry of National Education.
• .edu.tr - for universities
• .name.tr
• .net.tr - for network,telecommunication and infrastructure companies and portals
• .gov.tr - for official governments
• .web.tr - for general use
• .tel.tr - Can be allotted to individuals and organizations residing in Turkey, related to all kinds of the telephone numbers in use in Turkey.
• .tv.tr - For the individuals and organizations that show activity in television broadcasting business and the rightful owners of the international programmes.
• .nc.tr - domains under the third-level domain .gov.nc.tr are used by the government of Turkish Republic of Northern Cyprus; due to its lack of international recognition
  Foreign relations of Northern Cyprus
  The Turkish Republic of Northern Cyprus, due to its unrecognized status internationally, is dependent on Turkey to facilitate its contacts with the international community...
  
  , Northern Cyprus does not have its own country code top-level domain

Initially, nic.tr, the official registry's domain, was the only 2nd level domain under this TLD and other 2nd level domains were prohibited. However, recently tsk.tr is registered as a second level domain. The local registry seems to have amended its policy to allow for 2nd level domains, and browsers should update their handling algorithms for this TLD accordingly.

External links

• METU Computer Center
• Registrar website
• IANA .tr whois information