Domain name is the address on the internet, usually starting with www and ending with extensions such as .com .net .org and so on. Simply, the domain name is the address of our driveway. After reaching the destination, then we see a house, that is called hosting. Inside the house there are various kinds of content, it is called with the website. In conclusion, to have a website then it must have two things, namely the domain name and hosting. You can visit https://domainnamesweb.wordpress.com for advice on a good domain name.
The domain name is unique, the quickest is the one who gets the domain name. If the domain name already registered by someone else, it can not be registered again by different people. So far according to an agency called the Internet Assigned Numbers Authority (IANA) classifies three types of top-level Internet domains include:
1. Country code top-level domain (ccTLD)
Used for country code and consists of two letters, such as .jp for Japan.
2. Generic Top Level Domains
Used for many kinds of organisations and consists of three letters or more such as .com for commercial organisations.
3. Infrastructure top level domains
The only thing that is .arpa
But with the development, there are so many domain names on the Internet.
There also DNS or Domain Name System.
Domain Name System (DNS) is a system used to distribute the database to search the computer name (name resolution) on a network that uses TCP / IP (Transmission Control Protocol / Internet Protocol). DNS is used in applications that connect to the Internet such as web browsers or e-mail, which helps map the DNS host name of a computer to an IP address. Besides being used on the Internet, DNS can also be implemented into the private network or intranet.