How about some chat moderation?
The ACOINS.INFO spam has been a constant in the chat for years now, taking advantage of people who don't know any better.
When Plarium hasn't taken any action to even sensor the domain name from chat, it looks an awful lot like they're complicit.
Bring down the hammer on it. Block it in chat, bring down the hammer on accounts that try to post it. Stop allowing new players to get robbed.