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.com.au domain search

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Updated November 2026 · Reviewed by the DomainFinch editorial team · Editorial policy

What is a .com.au domain?

Quick answerThe most popular Australian domain, a second-level extension for commercial entities. It is highly trusted by Australian consumers and the default for Australian businesses.
Type
Country code (ccTLD)
Registry
auDA (policy authority); registry services by Identity Digital
Who can register
Registrants must have an Australian presence, and the name must have a close and substantial connection to the registrant (e.g. matching a business name, trademark, or the services offered).
Typical cost
Standard

Who should use .com.au?

  • Australian businesses
  • Australian e-commerce
  • Local service providers
  • Brands targeting Australia

.com.au pros

  • Most trusted extension in Australia
  • Geotargeted to Australia
  • Signals a legitimate local business

.com.au cons

  • Requires an Australian presence
  • Longer than .com or .au

Is .com.au good for SEO?

As a country-code TLD, Google geotargets it to Australia, which can help local rankings there but makes it a weaker choice for a global audience. Read more in do domain names affect SEO?

How to register a .com.au domain

  1. Search your name in the box above to see if the .com.au is free.
  2. Check the rules: Registrants must have an Australian presence, and the name must have a close and substantial connection to the registrant (e.g. matching a business name, trademark, or the services offered).
  3. Compare first-year and renewal prices at a few registrars.
  4. Register it, then turn on auto-renew, registrar lock and two-factor login.

.com.au domain name ideas

Starting points that suit typical .com.au users. Tap one to check it.

.com.au compared

.com.au FAQ

What is a .com.au domain?

The most popular Australian domain, a second-level extension for commercial entities. It is highly trusted by Australian consumers and the default for Australian businesses.

Who can register a .com.au domain?

Registrants must have an Australian presence, and the name must have a close and substantial connection to the registrant (e.g. matching a business name, trademark, or the services offered).

Is .com.au good for SEO?

As a country-code TLD, Google geotargets it to Australia, which can help local rankings there but makes it a weaker choice for a global audience.

How do I check .com.au domain availability?

Type a name into the search box on this page. DomainFinch checks .com.au and 30+ other extensions live using DNS and official registry data.

Is a .com.au domain worth it?

It is worth it if you fit its audience (australian businesses, australian e-commerce). Weigh the standard price tier and the trade-offs: requires an australian presence.

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