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

13.ad

Extension: .ad

.ad is the country-code TLD for Andorra.

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