You can choose internet domain name for your website
There you can check domain name availability (for example: http://www.yourcompany.com ) from all over the world.
A lot of domain name are already taken. Indeed the present rule in the internet is first come, first served. This rule is
in action for twenty years thus there is not so much domain name still available. Don't take the risk to stay away from the
race, buy the domain name that suite your activity right now.