The search query "DuckDuckGo unblocked" is not about a software glitch or a proxy service for the search engine itself. Instead, it reflects a user demand to access DuckDuckGo in environments where it has been deliberately restricted—most commonly schools, workplaces, or countries with internet censorship. This review explores why DuckDuckGo gets blocked, what "unblocked" really means in practice, the methods used, and the risks and ethics involved.