Hello,
I have always a bad red ping including myself.
I have all ports forwarded (8088 - 65535) UDP. And have try NATneg test en all is a success and say, you do not have to use port forwarding.
In game options a have the port on 16000.
My system is running on windows 10 pro and i use a lan cable.
The internet connection of my with speedtest.net is: ping 14, download speed 152.06 Mbps and upload speed of 15.51 Mbps.
I hope someone can help me, because i really love this game.