Please navigate to the domain names section. Then search for the domain name availability using the domain name availability checker. Use the form on this page and fill in the domain name you want to check and select the tld (e. g. .com). If the domain name is free for registration a link to the order form will be displayed otherwise you will see the WHOIS information.
You can check not only the availability of the most popular domains like .com, .net, .org or .info, but also tens of country specific top-level domains like .co.uk, .es, .de or .se.
Registered domains can be easily administrated from the client's control panel.