sarahkirby.com.au is a parked domain
The owner of this domain has yet to point it to a website or online content. This means that the domain is parked.
Some domains are only parked for a short time while a new website is built or details updated. However, some can stay parked for extended periods; maybe as part of a domain name portfolio or perhaps to protect the name from being registered by somebody else.
If you would like to learn more about domain name registration, please visit Netregistry for a variety of free resources from Australia's most trusted domain name provider.