Top-level domain (TLD) refers to the last segment of a domain name, or the part that follows immediately after the "dot" symbol. For example, in the internet address: the “.com” portion is the TLD. TLDs are mainly classified into two categories: generic TLDs and country-specific TLDs.

What are the 5 top level domains?

infrastructure top-level domain (ARPA) generic top-level domains (gTLD) generic-restricted top-level domains (grTLD) sponsored top-level domains (sTLD)

What is top level domain name?

A TLD (top-level domain) is the most generic domain in the Internet's hierarchical DNS (domain name system). A TLD is the final component of a domain name, for example, "org" in developer.mozilla.org . ICANN (Internet Corporation for Assigned Names and Numbers) designates organizations to manage each TLD.