Extensions eligible for free domain with annual payment depending on your hosting plan (excluded VPS without managed service) :

All hosting plans from EURO1 MAC1 :
.at .be .biz .business .co.uk .com .de .es .eu .fr .info .it .li .lt .net .pro .us

All hosting plans from EURO2 MAC2 HA-EU1 and more :
.at .be .biz .business .ca .co.uk .cz .com .de .es .eu .fr .gr .hu .in .info .it .li .lt .mobi .nl .no .org .pro .pt .ro .us

All hosting plans from EURO3 MAC3 HA-EU2 and more :
.at .be .biz .business .ca .ch .co.uk .cz .com .de .es .eu .fi .fr .gr .hu .in .info .it .li .lt .me .mobi .nl .no .org .pro .pt .ro .se .us

NB :
- anonymous WHOIS is possible for free on all extensions except : .biz, .eu, .in,.me, .mobi, .us
- anonymous WHOIS is partial in case the declared owner is a company