NetRange: 172.64.0.0 - 172.71.255.255
CIDR: 172.64.0.0/13
NetName: CLOUDFLARENET
NetHandle: NET-172-64-0-0-1
Parent: NET172 (NET-172-0-0-0-0)
NetType: Direct Allocation
OriginAS: AS13335
Organization: Cloudflare, Inc. (CLOUD14)
RegDate: 2015-02-25
Updated: 2021-05-26
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/ip/172.64.0.0

talk鯖調べりゃすぐわかるけどアメリカだよ