Domain Holdings Australia Ltd is an Australian digital property portal and associated real-estate industry business. It is best known for its real-estate website domain.com.au, and also owns the brands commercialrealestate.com.au and allhomes.com.au. The company was a wholly owned subsidiary of Fairfax Media from 1999 until November 2017, when Domain was listed on the Australian Securities Exchange as a public company, although Fairfax Media retained a 60% ownership of shares. In May 2025, CoStar Group entered an agreement to acquire the company. Wikipedia