Changes

Furthermore, a [[TLD]] can be separated into more SLDs; that is, second-level domains can be divided into sub-domains which could represent different computers within an organization or different aliases.

Furthermore, a [[TLD]] can be separated into more SLDs; that is, second-level domains can be divided into sub-domains which could represent different computers within an organization or different aliases.

There are also third-level domain names referred to as "provincial" such as www.domainname.ab.com. It is important to make the distinction between top level domain, second level domains and other subdivisions.

There are also third-level domain names referred to as "provincial" domains, such as www.domainname.ab.com.

==Valid Domain Names and SLDs==

==Valid Domain Names and SLDs==