What is ccTLDs & gTLDs ?

This page explains what is ccTLDs & gTLDs ?

ccTLD ( Country Code Top-Level Domain )

A country code top-level domain (ccTLD) is an Internet top-level domain generally used or reserved for a country, sovereign state, or dependent territory identified with a country code. All ASCII ccTLD identifiers are two letters long, and all two-letter top-level domains are ccTLDs.

extensions of ccTLD

gTLD ( Generic Top-Level Domain )

A Generic top-level domain (gTLD) is an internet domain name extension with three or more characters. It is one of the categories of the top level domain (TLD) in the Domain Name System (DNS) maintained by the Internet Assigned Numbers Authority.

extensions of gTLD