It’s generally not illegal to own a domain name. However, there are circumstances under which you could potentially be sued for owning a domain name. For example, if you intentionally register a domain name that is confusingly similar to a trademarked term or brand, you could be sued for trademark infringement. Additionally, if you use a domain name to engage in activities that are illegal or unethical, you could face legal consequences. It’s important to ensure that you are acting in compliance with the law and any applicable terms of service when registering and using a domain name.