Posted on June 29, 2014 at 10:54 AM
Information regarding domain registration is operated by the domain name registries, which deals with domain registrar to provide domain acquisition to the public. An end user selects a registrar to provide the registration service, and that registrar becomes the designated registrar for the domain chosen by the user.
Different companies with free hosts allow use of separately-purchased domains. It may also happen a free host also maintain as a registrar for domain. There are also several hosting companies which may provide free third level domain names free with DNS and other facilities.