Your question is Design a URL Safety Shortener. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
You are designing a URL shortening service for a consumer and enterprise product. Users create short links, share them widely, and expect the service to detect abusive or unsafe destinations before they are opened.
How would you design this system?