A domain name is an identification string that defines a realm of administrative autonomy, authority, or control on the Internet.
Domain name is a unique address that can be used on the Internet. It’s what you see in the address bar after the “www.” in your web browser,and it’s what comes imediately after the @ sign in an email address.that type of email address is callled custom email address.
Domain names are used in various networking contexts and application-specific naming and addressing purposes.
Domain names consist of two parts. For example, in ”google.com” the “.com” represents what is known as the top level domain (TLD) and “google” represents the second level domain and is the actual name.
Domain names are o two types in subordinate levels (subdomains) of the domain, which is nameless.e.g www.newsarena.mywaoblog.com.newsarena is the subdomain while mywaplblog.com is the top level domain
The first-level set of domain names are the top level domains also known as (TLDs).
The name google can be can be used with different TLDs, such as .com, .org and .net.
There are also country specific Top Level Domains, such as .ng for Nigerian and .co.uk for United Kingdom.
.in for india etc