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Tink 用 linux 下的 dnstracer 工具可以分析出。cc 域名都指向海外的同一服务器
nstld.com╰─>dnstracer
baidu.com 17-12-26 14:09
Tracing to
baidu.com[a] via 172.16.23.168, maximum of 3 retries
172.16.23.168 (172.16.23.168) Got answer
╰─>dnstracer
aliyun.com 17-12-26 14:13
Tracing to
aliyun.com[a] via 172.16.23.168, maximum of 3 retries
172.16.23.168 (172.16.23.168) Got answer
Tracing to
v2ex.com[a] via 172.16.23.168, maximum of 3 retries
172.16.23.168 (172.16.23.168)
|\___
j.gtld-servers.net [com] (192.48.79.30) * * *
|\___
j.gtld-servers.net [com] (2001:0502:7094:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
c.gtld-servers.net [com] (2001:0503:83eb:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
c.gtld-servers.net [com] (192.26.92.30) * * *
|\___
k.gtld-servers.net [com] (192.52.178.30) * * *
|\___
k.gtld-servers.net [com] (2001:0503:0d2d:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
e.gtld-servers.net [com] (2001:0502:1ca1:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
e.gtld-servers.net [com] (192.12.94.30) ^C
╰─>dnstracer
zdrc.cc 17-12-26 14:11
Tracing to
zdrc.cc[a] via 172.16.23.168, maximum of 3 retries
172.16.23.168 (172.16.23.168)
|\___
ac2.nstld.com [cc] (2001:0500:0121:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
ac2.nstld.com [cc] (192.42.174.30) * * *
|\___
ac3.nstld.com [cc] (2001:0500:0122:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
ac3.nstld.com [cc] (192.42.175.30) * * *
|\___
ac1.nstld.com [cc] (2001:0500:0120:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
ac1.nstld.com [cc] (192.42.173.30) * * *
|\___
ac4.nstld.com [cc] (2001:0500:0123:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
\___
ac4.nstld.com [cc] (192.42.176.30) *
╰─>dnstracer
sc.cc 17-12-26 14:11
Tracing to
sc.cc[a] via 172.16.23.168, maximum of 3 retries
172.16.23.168 (172.16.23.168)
|\___
ac2.nstld.com [cc] (2001:0500:0121:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
ac2.nstld.com [cc] (192.42.174.30) * * *
|\___
ac3.nstld.com [cc] (2001:0500:0122:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
ac3.nstld.com [cc] (192.42.175.30) * * *
|\___
ac4.nstld.com [cc] (2001:0500:0123:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
|\___
ac4.nstld.com [cc] (192.42.176.30) * * *
|\___
ac1.nstld.com [cc] (2001:0500:0120:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable
*
\___
ac1.nstld.com [cc] (192.42.173.30) *
╰─>dnstracer
pp.cc 17-12-26 14:16
Tracing to
pp.cc[a] via 172.16.23.168, maximum of 3 retries
172.16.23.168 (172.16.23.168)
|\___
ac1.nstld.com [cc] (2001:0500:0120:0000:0000:0000:0000:0030) send_data/sendto: Network is unreachable
* send_data/sendto: Network is unreachable