神奇的Cloudflare 同一IP在三个不同的网络中访问的数据中心不一样
中国移动运营商网络访问 104.17.60.91 在HKG 香港数据中心：
root@YHDL:~# curl -i http://104.17.60.91
HTTP/1.1 403 Forbidden
Date: Sat, 15 Mar 2025 13:17:46 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
X-Frame-Options: SAMEORIGIN
Referrer-Policy: same-origin
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Server: cloudflare
CF-RAY: 920c4afe3b1e5dec-HKG
error code: 1003root@YHDL:~#
中国电信运营商网络访问 104.17.60.91 在SJC 美国加利福尼亚州圣荷西市的数据中心数据中心：
C:\Users\Administrator>curl -i http://104.17.60.91
HTTP/1.1 403 Forbidden
Date: Sat, 15 Mar 2025 13:16:24 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
X-Frame-Options: SAMEORIGIN
Referrer-Policy: same-origin
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Server: cloudflare
CF-RAY: 920c48fd6f776420-SJC
error code: 1003
C:\Users\Administrator>
美国网络访问 104.17.60.91 在LAX 美国加利福尼亚州洛杉矶市的数据中心：
root@vps:~# curl -i http://104.17.60.91
HTTP/1.1 403 Forbidden
Date: Sat, 15 Mar 2025 13:16:37 GMT
Content-Type: text/plain; charset=UTF-8
Content-Length: 16
Connection: close
X-Frame-Options: SAMEORIGIN
Referrer-Policy: same-origin
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires: Thu, 01 Jan 1970 00:00:01 GMT
Server: cloudflare
CF-RAY: 920c49500bac7ccd-LAX
error code: 1003root@vps:~#
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