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

opin.io

Extension: .io

.io is the country-code TLD for British Indian Ocean Territory.

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