.ky is for Cayman Islands
Registration web site:
Third Level Domains Registered
ICANN records: http://www.iana.org/root-whois/ky.htm
Notes: .ky.com, .ky.net, .ky.org, .ky.edu, .ky.gov registered. If there is conflict between an applicant for a new listing and the holder of an existing name, it is for those parties to resolve the conflict.
Domain Registration Rules: