What kind of non-existent links began to appear in freelance orders?

Question

Freelance

Hello colleagues!
I have seen several posts like this:

I need a website similar to cddc.ml

And a trivial question arose: why are all these links invalid? They all lead to an empty site.
In advance I express my deep gratitude to all who will answer.

Answer 1

Sponsored links or viruses, at one time they spammed very much so upwork