There's .local [1] which is reserved for link-local domain names by RFC 6762. [1]: http://en.wikipedia.org/wiki/.local http://en.wikipedia.org/wiki/.local [2]:

There's .local [1] which is reserved for link-local domain names by RFC 6762. [1]: http://en.wikipedia.org/wiki/.local http://en.wikipedia.org/wiki/.local [2]: http://tools.ietf.org/html/rfc6762 http://tools.ietf.org/html/rfc6762