My website still goes down

What is the name of the domain?

extreamcs.com

What is the error number?

110000

What is the error message?

110000

What is the issue you’re encountering

My website still goes down no matter how much security i make

What steps have you taken to resolve the issue?

I have activated DDOS protection and WAF security on to allow only 10 countries, and my website still goes down when attacked.
I have also tested if i block all access if it works, but i can still access website…

What do i do wrong?