Every extension,
A to Z.
Country codes, new generic extensions, .pk second levels and brand TLDs. Each one has a page with the price, who can register it, transfer rules and FAQs.
.ua is the country code domain of Ukraine.
The .ug extension belongs to Uganda and is managed by Uganda Online Ltd.
.uk is the official internet extension for United Kingdom.
.uk.com is the United Kingdom style, under .com extension under COM.
.uk.in is the UK link extension under India.
.uk.net belongs to NET and is meant for United Kingdom style, under .net websites.
A .university domain suits universities, colleges and higher education projects.
Uno means one in Spanish and Italian, and a .uno domain is a short name for any project.
.up.in belongs to India and is meant for Uttar Pradesh state websites.
.us is the official internet extension for United States.
.us.com belongs to COM and is meant for United States style, under .com websites.
.us.in is the US link extension under India.
.ustka.pl belongs to Poland and is meant for Regional, Ustka websites.
The .uy.com extension is used for Uruguay style, under .com names in COM.