Country codes are short alphabetic or numeric geographical codes (geocodes) developed to represent countries and dependent areas, for use in data processing and communications.
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.
An internationalized country code top-level domain is a top-level domain (TLD) in the Domain Name System (DNS) of the Internet.
The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.
Singapore, officially the Republic of Singapore, is a sovereign city-state and island country in Southeast Asia.
Singapore Network Information Centre (SGNIC) is the National Internet Registry for Singapore.
A top-level domain (TLD) is one of the domains at the highest level in the hierarchical Domain Name System of the Internet.