>An alternative explanation for 1/2 is that your VPN provider is not isolating you from other VPN users (less surprising than giving you your own public IP) and

>An alternative explanation for 1/2 is that your VPN provider is not isolating you from other VPN users (less surprising than giving you your own public IP) and someone else on the VPN is trying to conduct NTP amplification attacks using you: This, I think, is most likely.