.de is the country code top-level domain for the Federal Republic of Germany.
The addition of the domain level affected the classification of individual organisms with bacteria being split into two domains. There are actually trillions of bacteria on the planet.
The three parts of a domain name are the host record (www, @(none) or *(other)), the SLD (second level domain) and the TLD (top level domain) or ccTLD (country code top level domain). For example wiki.answers.com:wiki = host nameanswers = SLD (second level domain).com = TLD (top level domain)
Its TLD - Top Level Domain.
A first level domain name is: www.firstlevel.com second level domain name is: www.second.firstlevel.com or: www.firstlevel.com/second
In domain names, the delimiter that separates different parts (or levels) of the domain is the period (or dot). For example, in the domain "www.example.com," the periods separate the subdomain ("www"), the second-level domain ("example"), and the top-level domain ("com"). Each part of the domain represents a different level in the domain hierarchy.
domain functional level should be win2k3 only then you can rename domain controller (like abc.microsoft.com) forest functional level should be win2k3 only then you can rename domain name like (microsoft.com)
It is Domain.
.nl is the top level domain for Netherlands.
The broadest classification level is domain, which represents a high-level category or grouping of related topics.
I think you're referring to the top level domain. .cn is the top level domain for mainland China.
The United-States of America TLD (Top Level Domain) is .us