I’m a user of AS24514 (Malaysian research and education network) and I noticed that Cloudflare redirect traffic to Vancouver, Canada in IPv4 and IPv6
Example in cdn-cgi/trace
In IPv4
(redirect to vancouver)
fl=69f32
h=www. ptt.cc
ip=103.86.xxx.116
ts=1525409252.122
visit_scheme=https
uag=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36
colo=YVR
spdy=h2
http=h2
loc=MY
C:\Users\user>tracert www .ptt.cc
Tracing route to www .ptt.cc [104.28.31.227]
over a maximum of 30 hops:
1 <1 ms <1 ms <1 ms 10.6.xxx.1
2 1 ms 1 ms 1 ms 10.81.xxx.6
3 1 ms <1 ms <1 ms 10.81.xxx.5
4 <1 ms <1 ms <1 ms 10.80.xxx.2
5 1 ms 1 ms 1 ms 103.86.130.1
6 14 ms 14 ms 14 ms 103.17.78.105
7 20 ms 19 ms 20 ms xe-0-0-3-200.cr1-sin1.ip4.gtt. net [103.232.19.205]
8 19 ms 19 ms 19 ms xe-0-0-3-200.cr1-sin1.ip4.gtt. net [103.232.19.205]
9 178 ms 178 ms 178 ms xe-3-2-1.cr0-van1.ip4.gtt. net [141.136.108.34]
10 203 ms 203 ms 203 ms Cloudflare-gw.cr0-van1.ip4.gtt. net [69.174.23.98]
11 202 ms 203 ms 202 ms 104.28.31.227
Trace complete.
(kuala lumpur server)
fl=56f11
h=www.Cloudflare. com
ip=103.86.xxx.116
ts=1525409855.404
visit_scheme=https
uag=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36
colo=KUL
spdy=h2
http=h2
loc=MY
C:\Users\user>tracert www.Cloudflare. com
Tracing route to www.cloudflare.com [198.41.214.162]
over a maximum of 30 hops:
1 1 ms <1 ms <1 ms 10.6.xxx.1
2 1 ms 1 ms 2 ms 10.81.xxx.6
3 <1 ms <1 ms <1 ms 10.81.xxx.5
4 <1 ms <1 ms <1 ms 10.80.xxx.2
5 1 ms 1 ms 1 ms 103.86.xxx.1
6 14 ms 14 ms 14 ms 103.17.78.105
7 15 ms 15 ms 16 ms 218.100.44.185
8 20 ms 15 ms 15 ms 218.100.44.185
9 15 ms 15 ms 15 ms 198.41.214.162
Trace complete.
In IPv6
Tracing the route to 2400:CB00:2048:1::C629:D7A2
1 ::FFFF:100.100.100.1 [AS 3257] [MPLS: Labels 24005/28283 Exp 0] 7 msec 7 msec 7 msec
2 2001:668:0:3:FFFF:3:0:E [AS 3257] [MPLS: Labels 0/28283 Exp 0] 1 msec 1 msec 1 msec
3 2001:668:0:3:FFFF:3:0:E [AS 3257] [MPLS: Labels 0/28283 Exp 0] 1 msec 1 msec 1 msec
4 2001:668:0:3:FFFF:0:45AE:1742 [AS 3257] 161 msec 161 msec 161 msec
5 2400:CB00:28:1024::A29E:693A [AS 13335] 161 msec
2400:CB00:28:1024::6CA2:F4BC 161 msec
2400:CB00:28:1024::A29E:6958 161 msec
Thank you