[eythian]

There was a "shadyurl". The site itself seems to be long gone, but this'll give you some context: https://www.mikelacher.com/work/shady-url/

[Retr0id]

There's an example shadyurl link in here: https://news.ycombinator.com/item?id=14628529

Funnily enough the domains appear to have been bought up and are now genuinely shady.