ptk.kr
ptk.krd
ptk.kred
ptk.닷컴
ptk.co
ptk.io
ptk.us
ptk.de
ptk.at
ptk.nz
ptk.be
ptk.cl
ptk.se
ptk.si
ptk.ею
ptk.ad
ptk.ua
ptk.gw
ptk.한국
ptk.рф
ptk.co.us

co.us

Extension: .us

.us is the country-code TLD for United States.

Learn more about .us at IANA or Wikipedia, or view all top-level domains.