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

gu.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.