What is 172.64.0.1?
172.64.0.1 is an IP address in the 172.64.0.0/13 range assigned to Cloudflare Inc. This range is used by Cloudflare for its CDN edge nodes and also for the WARP VPN service. If this IP appears as your visible IP, you may be connected to Cloudflare WARP or a service proxied through Cloudflare.
Privacy note
An IP in the 172.64.x.x range appearing as your public IP usually means you are using Cloudflare WARP or a VPN/proxy that routes through Cloudflare infrastructure.