042.co.kr
042.co
042.io
042.us
042.de
042.at
042.nz
042.be
042.cl
042.se
042.si
042.ею
042.ad
042.ua
042.gw
042.рф
042.co.us

042.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.