1、打开 https://bgp.he.net/
2、在search 里输入ip
3、WHOis 字段country:里显示地点
inetnum: 103.122.20.0 - 103.122.23.255
netname: SakuraHost-NET
descr: Sakura Internet Ltd.
descr: 3F., No.178, Jingye 3rd Rd., Zhongshan Dist.,
descr: Taipei City 104, Taiwan (R.O.C.)
admin-c: ZJH70-AP
tech-c: ZJH70-AP
country: TW
mnt-by: MAINT-TW-TWNIC
mnt-lower: MAINT-TW-TWNIC
mnt-irt: IRT-TWNIC-AP
mnt-routes: MAINT-TW-TWNIC
status: ALLOCATED PORTABLE
last-modified: 2018-09-10T01:24:42Z
source: APNIC
irt: IRT-TWNIC-AP
address: Taipei, Taiwan, 100
e-mail: hostmaster@twnic.net.tw
abuse-mailbox: hostmaster@twnic.net.tw
admin-c: TWA2-AP
tech-c: TWA2-AP
auth: # Filtered
remarks: Please note that TWNIC is not an ISP and is not empowered
remarks: to investigate complaints of network abuse.
mnt-by: MAINT-TW-TWNIC
last-modified: 2015-10-08T07:58:24Z
source: APNIC
person: ZIH JYUN HUANG
address: 3F., No.178, Jingye 3rd Rd., Zhongshan Dist., Taipei City 104, Taiwan (R.O.C.)
country: TW
phone: +886933363533
e-mail: james@mcsh.co
nic-hdl: ZJH70-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2018-09-10T01:21:21Z
source: APNIC
route: 103.122.20.0/22
origin: AS133365
descr: Taiwan Network Information Center
4 F-2, No.9 Roosevelt Rd. Sec. 2
mnt-by: MAINT-TW-TWNIC
last-modified: 2019-01-04T01:09:58Z
source: APNIC
route: 103.122.20.0/22
origin: AS138576
descr: Taiwan Network Information Center
4 F-2, No.9 Roosevelt Rd. Sec. 2
mnt-by: MAINT-TW-TWNIC
last-modified: 2019-10-05T00:08:00Z
source: APNIC