Similar to Web_Accessibility_Initiative
.tk
.tk.tl
.tl.tn
.tn.to
.toTodoTango
.tokyo
.tokyo.tr
.trTransifex
TransifexTripod
Tripod (web hosting).tt
.ttTumblr
Tumblr.tv
.tv.tw
.twTxti
TypePad
Typepad.ua
.ua.ug
.ug.uk
.ukUniform Resource Identifier
Uniform Resource IdentifierUnubo
Upchan
Urchin
Urchin (software).uy
.uy.uz
.uz.vc
.vc.ve
.ve.vg
.vgVirtual private network
Virtual private network