Your domain is a one time purchase. There is then a yearly (re)registration fee and hosting charges.
Hosting varies depending on the amount of traffic etc.
Tagnn.com - Receieves a lot of traffic.
Sexng.com
Datdd.com
Vivzz.com
VivZo.com
VidSt.com
VNook.com
These domains are parked and can be purchased at
DomainNameSales