They are used by websites that want to target audiences in a specific country

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There are hundreds of TLDs, but the most popular are .com, .org and .net. Other TLDs are less well known, for example .biz, .club, .info, .agency and many more.


Country-specific top-level domains (ccTLDs) are country-specific domain names that end with country code extensions such as .uk for the United Kingdom, .de for Germany and .in for India.


Sponsored Top Level Domain – sTLD

A sponsored top-level domain, or sTLD, is a category of TLDs that have a sponsor who represents a specific community served by the domain extension.

For example, .edu for educational institutions, .gov for the United States government, .mil for the United States military, and many more.

second-level domain – SLD

The second-level domain generally refers to the name that comes list of cameroon cell phone number before the top-level domain, or TLD.

For example, for wpbeginner.com, wpbeginner is the second-level domain while .com is the TLD.

Domain registrars use SLDs to create a hierarchy for their ccTLD.

For example, the ccTLD .au, which stands for Australia, has com.au, net.au and more. In this case, .com is not the top level domain but an sTLD of the .au TLD.

For .co.uk domains, .co is the SLD of the .uk TLD.

Who is responsible for the domain name system?
The Internet Corporation for Assigned Names and Numbers (ICANN) manages the domain name system. It is a non-profit organization that creates and implements domain name policies.