有些时候会遇到路由问题，可以使用tracert查看到问题网络节点的路由情况。

tracert命令是windows自带的网络路由查看命令。用法为：

C:\Documents and Settings\dhgu>Tracert

Usage: tracert [-d] [-h maximum_hops] [-j host-list] [-w timeout] target_name

Options:
    -d                 Do not resolve addresses to hostnames.
    -h maximum_hops    Maximum number of hops to search for target.
    -j host-list       Loose source route along host-list.
    -w timeout         Wait timeout milliseconds for each reply.

• 查看到 http://xidnanquan.net/ 的路由

C:\Documents and Settings\dhgu>Tracert xindanquan.net

Tracing route to xindanquan.net [66.172.38.5]
over a maximum of 30 hops:

  1    35 ms    <1 ms    <1 ms  10.130.22.254
  2    <1 ms    <1 ms    <1 ms  cn42-c6500-1-port-3-6.internal.synopsys.com [10.130.32.26]
  3    45 ms    11 ms     1 ms  cn42-vpn-router-g00.internal.synopsys.com [10.130.17.30]
  4    25 ms    21 ms    30 ms  10.130.17.27
  5    58 ms    84 ms   111 ms  210.22.134.110
  6    42 ms     9 ms     7 ms  210.22.133.165
  7    78 ms    69 ms    71 ms  112.64.240.14
  8   106 ms    82 ms   120 ms  112.64.241.153
  9    96 ms    86 ms    90 ms  112.64.240.129
 10   188 ms   163 ms   144 ms  219.158.21.237
 11   187 ms   187 ms   180 ms  219.158.12.17
 12   168 ms   146 ms   131 ms  219.158.4.242
 13   424 ms   321 ms   287 ms  so-7-0-2.edge3.SanJose1.Level3.net [4.79.54.5]
 14   344 ms   307 ms   280 ms  vlan69.csw1.SanJose1.Level3.net [4.68.18.62]
 15   314 ms   338 ms   361 ms  ae-93-93.ebr3.SanJose1.Level3.net [4.69.134.237]
 16   414 ms   452 ms   450 ms  ae-2.ebr3.LosAngeles1.Level3.net [4.69.132.10]
 17   499 ms   527 ms   563 ms  ae-12-60.car2.LosAngeles1.Level3.net [4.69.144.4]
 18   432 ms   420 ms   416 ms  sackett.cyberverse.net [4.71.36.226]
 19   375 ms   382 ms   378 ms  b.flint-sackett.la.cyberverse.net [209.151.232.3]
 20   436 ms   368 ms   429 ms  66.172.38.5

Trace complete.