Learn more about DNS 2003 here Purpose of Resource Records Without resource records DNS could not resolve queries.
When you create a stopgap domain, you get no DNS zone, and you cannot use e-mail service.
When you register a domain with a registry service, you will need to configure the DNS settings to point the domain to the location where your website is stored, or "hosted".
Log into your web hosting account, and look for the IP address listed for the "Nameservers" or DNS addresses.
Most large consumer friendly registrars have easy-to-use web tools that allow you to manage DNS settings through a graphical point-and-click interface.