sir.kr
sir.krd
sir.kred
sir.co
sir.io
sir.us
sir.at
sir.nz
sir.be
sir.cl
sir.se
sir.si
sir.닷컴
sir.ею
sir.ua
sir.рф
sir.한국
sir.co.us

.us🇺🇸

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

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