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本帖最后由 SKIDROW 于 2014-1-18 10:29 编辑
北京百度对外国ISP没有直连,只能靠IDC China(AS 23724)接入电信和联通,然后……
Peer1:
- Router: San Jose, CA
- Command: traceroute 220.181.111.148
- Type escape sequence to abort.
- Tracing the route to 220.181.111.148
- 1 10ge.ten1-1.sj-mkp2-dis-1.peer1.net (216.187.89.101) 0 msec 0 msec 0 msec
- 2 10ge.xe-2-2-1.lax-600w-sbcor-1.peer1.net (216.187.88.129) 8 msec 8 msec 8 msec
- 3 peer-gw.chinanet.cn.net (216.187.88.254) [AS 6453] 12 msec 12 msec 12 msec
- 4 202.97.90.13 [AS 6453] 12 msec 12 msec 12 msec
- 5 202.97.52.165 [AS 4134] 160 msec 160 msec 164 msec
- 6 202.97.53.225 [AS 4134] 244 msec 240 msec 268 msec
- 7 202.97.53.81 [AS 4134] 244 msec 248 msec 248 msec
- 8 220.181.16.58 [AS 23724] 612 msec 256 msec *
- 9 * * *
- 10 * * *
- 11 * * *
- 12 * * *
- 13 * * *
- 14 * * *
- 15 * * *
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He.net:
- traceroute to 220.181.111.148 (220.181.111.148), 30 hops max, 60 byte packets
- 1 199.87.232.193 (199.87.232.193) 0.335 ms
- 2 10ge11-3.core1.lax1.he.net (65.49.27.149) 0.174 ms
- 3 chinatelecom.10gigabitethernet6-1.core1.lax1.he.net (64.71.131.134) 1.439 ms
- 4 202.97.49.81 (202.97.49.81) 3.830 ms
- 5 202.97.52.253 (202.97.52.253) 151.402 ms
- 6 202.97.53.221 (202.97.53.221) 155.709 ms
- 7 202.97.53.145 (202.97.53.145) 157.162 ms
- 8 220.181.0.42 (220.181.0.42) 1083.757 ms
- 9 *
- 10 220.181.17.22 (220.181.17.22) 150.693 ms !X
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Cogent:
- traceroute to 220.181.111.148 (220.181.111.148), 30 hops max, 60 byte packets
- 1 vl99.mag01.lax01.atlas.cogentco.com (66.28.3.81) 0.366 ms 0.369 ms
- 2 te0-7-0-4.ccr21.lax01.atlas.cogentco.com (154.54.28.141) 1.278 ms te0-7-0-4.ccr22.lax01.atlas.cogentco.com (154.54.28.145) 0.485 ms
- 3 be2179.ccr23.lax05.atlas.cogentco.com (154.54.41.82) 0.890 ms be2180.ccr23.lax05.atlas.cogentco.com (154.54.41.58) 0.919 ms
- 4 uunet.lax05.atlas.cogentco.com (154.54.13.86) 84.320 ms 84.336 ms
- 5 * *
- 6 0.xe-10-0-0.GW2.LAX1.ALTER.NET (152.63.114.22) 84.365 ms 0.xe-9-0-1.GW2.LAX1.ALTER.NET (152.63.113.238) 84.358 ms
- 7 Internet-gw.customer.alter.net (157.130.230.74) 145.536 ms 145.510 ms
- 8 202.97.90.109 (202.97.90.109) 143.534 ms 143.502 ms
- 9 202.97.52.165 (202.97.52.165) 294.685 ms 294.684 ms
- 10 202.97.58.113 (202.97.58.113) 296.492 ms 296.506 ms
- 11 202.97.53.101 (202.97.53.101) 305.773 ms 302.067 ms
- 12 * *
- 13 * *
- 14 * *
- 15 * *
- 16 * *
- 17 * *
- 18 * *
- 19 220.181.17.22 (220.181.17.22) 317.688 ms !X *
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Tinet:
- traceroute to 220.181.111.148 (220.181.111.148), 12 hops max, 40 byte packets
- 1 xe-0-0-0.sjc10.ip4.tinet.net (89.149.187.181) 0.500 ms 55.098 ms 0.414 ms
- 2 218.30.54.69 (218.30.54.69) 2.324 ms 1.685 ms 218.30.54.161 (218.30.54.161) 4.808 ms
- 3 202.97.50.81 (202.97.50.81) 3.434 ms 1.108 ms 3.789 ms
- 4 202.97.52.181 (202.97.52.181) 330.260 ms * 342.567 ms
- 5 202.97.58.93 (202.97.58.93) 337.246 ms 333.722 ms 333.468 ms
- 6 202.97.53.33 (202.97.53.33) 332.409 ms 338.538 ms 339.448 ms
- 7 * * *
- 8 * * *
- 9 * * *
- 10 * * *
- 11 * * *
- 12 * * *
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Level3:
- Traceroute results from Los Angeles, CA
- to 220.181.111.148(220.181.111.148)
- 1 ae-16-16.edge5.LosAngeles1.Level3.net (4.69.201.5) 4 msec
- ae-26-26.edge6.LosAngeles1.Level3.net (4.69.201.9) 0 msec
- ae-16-16.edge5.LosAngeles1.Level3.net (4.69.201.5) 0 msec
- 2 vlan70.csw2.LosAngeles1.Level3.net (4.69.144.126) 8 msec
- vlan80.csw3.LosAngeles1.Level3.net (4.69.144.190) 8 msec
- vlan60.csw1.LosAngeles1.Level3.net (4.69.144.62) 8 msec
- 3 ae-83-83.ebr3.LosAngeles1.Level3.net (4.69.137.41) 8 msec 8 msec 8 msec
- 4 ae-3-3.ebr1.SanJose1.Level3.net (4.69.132.9) 8 msec 8 msec 8 msec
- 5 ae-81-81.csw3.SanJose1.Level3.net (4.69.153.10) 8 msec
- ae-71-71.csw2.SanJose1.Level3.net (4.69.153.6) 12 msec
- ae-81-81.csw3.SanJose1.Level3.net (4.69.153.10) 12 msec
- 6 ae-4-90.edge1.SanJose3.Level3.net (4.69.152.208) 232 msec 208 msec 12 msec
- 7 CHINA-TELEC.edge1.SanJose3.Level3.net (4.71.114.102) 224 msec 224 msec 224 msec
- 8 202.97.51.9 [AS4134 {CHINANET-BACKBONE}] 108 msec * 108 msec
- 9 202.97.52.181 [AS4134 {CHINANET-BACKBONE}] 260 msec 264 msec 260 msec
- 10 202.97.53.237 [AS4134 {CHINANET-BACKBONE}] 256 msec 260 msec 260 msec
- 11 202.97.53.109 [AS4134 {CHINANET-BACKBONE}] 264 msec 260 msec 260 msec
- 12 220.181.177.206 [AS23724 {CHINANET-IDC-BJ-AP}] 972 msec * *
- 13 * * *
- 14 220.181.17.22 [AS23724 {CHINANET-IDC-BJ-AP}] !filtered * *
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确实是优化到极致啊,防止了多少采集党。 |
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