Domain

what domain that?
domain unique name that is given to identify computer server name likes server web or server email at internet.
domain give kemudah user at internet to do access to server and remember server that visited membandingan must know number line or known ip.

does difference domain and hosting
hosting space in computer server at us as data location and existing file. domain address at use to aim data location place and file.
in simple analogy:
domain = your cellular card number (081xxxxxxxx)
hosting = your cellular telephone ware (is nokia9500, motorola vrazer etc)

level domain
top level domain word line behind name domain like

1. . com (dotcommercial)
2. . net (dotnetwork)
3. . org(dotorganization)
4. . edu(doteducation)
5. . gov(dotgoverment)
6. . mil(dotmilitary)
7. . info (dotinfo)
8. etc

there two kinds top level domain, that is global top level domain (gtld) and country code top level domain (cctld). gtld such as those which in at list on and cctld tld that allocated to each country, like indonesia with code id (co. id, net. id, or. id) or singapore with code sg (com. sg, net. sg, etc).

second level domain (sld) name domain you register. name for example domain you register domain. com, so domain sld and . com tld.

third level domain name after second level domain. name for example domain you have domain. com, so you can add name other before domain, that is mail. domain. com or estrex. domain. com.
service that sell third level domain one of them enom with: . us. com, . br. com, . cn. com, etc.
temporary that give according to only only www. freedomain. co. nr give. co. nr freely and www. co. cc that give. co. cc freely