No domain ends with .sch
sch = school org = ?
Domain name
Domain name .cg means Congo (Republic of Congo)
domainiens
@=at
Portugal
A website domain is traditionally known as the name or URL of a website
sch mean school but some times they call it skl
If a who-is query does not find a domain name, it means that the name is not being managed by that particular registrar.
Top-Level Domain Name
Placing the Certified Domain seal on your Website and in your whois display certifies that you are the legal owner of your domain name.
Domain name lookup lets you see whether a particular website name (the domain) has already been bought by someone. If so, it shows you who is the registered owner of that particular website name (the domain), their address, and until when they own it.