Who Is Hosting? by HostAdvice.com is a free Chrome add-on designed to help users discover the hosting provider of any given website. The tool simplifies the process of finding hosting information by allowing users to enter a domain name, after which it quickly retrieves essential details such as the IP address, hosting company, geographic location, and nameservers. This functionality is particularly beneficial for those considering domain purchases or needing to address issues related to website ownership and content rights.

The app serves a wide range of users including webmasters, SEO professionals, developers, and hosting experts. With its user-friendly interface, it provides all necessary information in one place, making it a convenient resource for understanding website infrastructure. Being completely free, it encourages users to support it through positive ratings in the Chrome Web Store.