Traceroute显示的本地路由，但chromium却走的是vpn？

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 ~ » traceroute taobao.com
traceroute to taobao.com (42.120.194.11), 30 hops max, 60 byte packets
 1  192.168.2.1 (192.168.2.1)  4.234 ms  7.210 ms  7.205 ms
 2  * * *
 3  183.128.112.1 (183.128.112.1)  8.056 ms  8.052 ms  8.049 ms
 4  61.164.22.98 (61.164.22.98)  9.668 ms  9.665 ms  9.661 ms
 5  61.164.31.218 (61.164.31.218)  45.641 ms 61.130.126.22 (61.130.126.22)  9.642 ms 61.164.31.198 (61.164.31.198)  14.007 ms
 6  183.136.160.150 (183.136.160.150)  14.004 ms 183.136.160.190 (183.136.160.190)  

台湾vpn访问taobao.com提示我在台湾，换美国vpn提示我在美国，这是什么原理

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问题地址 http://unix.stackexchange.com/questions/137517/why-tracepath-and-chrome-use-different-gateway