.com.au & .net.au You should register www.yourcompanyname.com.au. In case, that domain is not available you can register an avvreviation of your trading name, add a suffix or a prefix, or a hyphen(-), You can also find additional domain names that suits your services, brands, trademarks, events, professions or business departments. Reputed brand names that can be misspelt easily are highly recommended to book that kind of domains in addition.

To be eligible for .com.au or .net.au domain name, registrants must have:

• Australian registered company, or trading under a Australian business name in any Australian state or Territory, or
• Australian partenership or sole trader, or
• an owner of an Australian registered trade mark, or
• an association incorporated in any Austalian State or Territory, or
• an Australian commercial statutory body, or
• a foreign company licensed to trade in Australia, or
• an applicant for an Australian registered trade mark

.com -Any individual or organisation anywhere in the world can have .com domains as they are unrestricted. Companies planning to expand their business worldwide later are recommeded to book .com and .net domains.

Should I book .com or .com.au?- .com.au is suitable when you provide service or products to the Australian community. That indicated that you are an Australian company or trading entity. The .com domain name extension shows your business has a well established web presence and it has been around for a while. It totally depends on your personal choice what is suitable for your business. however, to protect commercial branding it is recommended to secure .com.au, .net.au and .com versions of your company or trading name.

.id.au - To register personal name, your initials or any personal portfolio, this extension is better. You must be an australian citizen, or an australian resident to have these domain extension.

.org.au- Your charity or non-profit organisation should have .org.au extension for domain. You can register an abbreviation if exact name domain is not available. You can add suffix , prefix, or hyphen(-), You should also register other domains those reflect your service, venue, activities, events, or programs. To be eligible for a .org.au extension, registrant must be an Australian incorporated association, or an Australian political party, or an Australian sporting or special interest club, or an Australian trade union or organisation under workplace relations act 1966.