How to deal with this hosting company issues?

Hello guys.

"
Hi,

This has been unsuspended. I see that ************index.html is no longer active – this is the URL the complaint was about. Please do not place any landing page with ********* or similar.

Kind Regards,"

I have received this from my hosting company ( sharkservers). Apparently my account was suspended due to phishing. However this is just a landing page that i got from here. This is my main CPA website…

How to deal with this hosting company issues?