Reserved Top-Level Domains

The following table contains the top-level domains that have been reserved by the Internet Assigned Numbers Authority (IANA).

Also see the reserved second-level domains.

Domain Purpose / Sponsoring Organization
.TEST For use in testing of current or new DNS related code
Internet Assigned Numbers Authority
.EXAMPLE For use in documentation or as examples
Internet Assigned Numbers Authority
.INVALID Intended for use in online construction of domain names that are sure to be invalid and which it is obvious at a glance are invalid
Internet Assigned Numbers Authority
.LOCALHOST Reserved to avoid conflict with the traditional use of localhost. Localhost has traditionally been statically defined in host DNS implementations as having an A record pointing to the loop back IP address and is reserved for such use. Any other use would conflict with widely deployed code which assumes this use.
Internet Assigned Numbers Authority
.TEST Recommended for use in testing of current or new DNS related code
Internet Assigned Numbers Authority
.ARPA Reserved exclusively to support operationally-critical infrastructural identifier spaces as advised by the Internet Architecture Board
Internet Assigned Numbers Authority
.INT Used only for registering organizations established by international treaties between governments
Internet Assigned Numbers Authority
.测试
test:zh-Hans
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.परीक्षा
test:hi-Deva
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.испытание
test:ru-Cyrl
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.테스트
test:ko-Hang
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.טעסט
test:yi-Hebr
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.測試
test:zh-Hant
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.آزمایشی
test:fa-Arab
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.பரிட்சை
test:ta-Taml
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.δοκιμή
test:el-Grek
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.إختبار
test:ar-Arab
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority
.テスト
test:ja-Kana
Reserved for testing internationalized domain names
Internet Assigned Numbers Authority

The top-level domains in this list are recognized by Internet Corporation for Assigned Names and Numbers (ICANN), which operates the Internet Assigned Numbers Authority (IANA) and is in charge of maintaining the DNS root zone.

For more top-level domains, see this article on top-level domains.

For a full list of top-level domains and other extensions, see domain name extension definitions

Registering Your Domain Name

You register your domain name through an ICANN-accredited domain name registrar (or partner site) like ZappyHost.

To register your domain name, enter your preferred domain into the search form. If it's available, simply proceed to the checkout. ZappyHost will walk you through the registration step by step.