A ch domain name refers to a Switzerland based website. "CH" is derived from the Latin name of the country. One would use this domain name for a Switzerland based website.
.CH is the domain extension for Switzerland.
Switzerlands internet country code is '.ch'
.CH as in www.admin.ch
a type of domain
DNS stands for Domain Name System.
Ch can stand for channel as in television channel.
ether
Switzerland
CH is the international badge for Switzerland, or Helvetia.
A type of domain that is for in on the web
Turkmenistan