I recently stumbled upon troubles ¹ trying to run Docker on a fresh CentOS 8 install. Here my notes to spare your (and my) time:

Cloudatcost, the canadian cheap & flat cloud VPS provider (partner of @Fibernetics) seems to have really serious problems on the devops side. I already talked here about their infamous backdoor user (“wikus”) on their Debian 8 x64 VPS images (this seems to be solved by now).

Cloudatcost, the canadian cheap & flat cloud VPS provider (partner of @Fibernetics ships a backdoor user (“wikus”) with shell and password set on their Debian 8 x86_64 images.