We will verify the technical part, although everything seems to be working normally.
Have you tried other options for your equipment from the available downloads? Options like: XMRig, XMRig-AMD, XMRig-NVIDIA, XMRigCC.
http://www.ultrapoint.org/mining.html
http://www.ultrapoint.org/ultrapoint-pools.html
I try using xmr-stak 2.4.5 and I am getting a Socket Error 104.219.251.190:8082:3333 Connect error : GetAddrInfo: The specified class was not found.
It seems your example pool script adds 2 ports in a row.