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楼主确认是用的本地DNS?因为这些门户都是用的智能CDN,比如你要是用 Google 8.8.8.8 的话,指不定给你返回哪里的服务器呢...
C:\>ping www.baidu.com
Pinging www.a.shifen.com [61.135.169.125] with 32 bytes of data:
Reply from 61.135.169.125: bytes=32 time=21ms TTL=51
Reply from 61.135.169.125: bytes=32 time=23ms TTL=51
Reply from 61.135.169.125: bytes=32 time=21ms TTL=51
Reply from 61.135.169.125: bytes=32 time=21ms TTL=51
Ping statistics for 61.135.169.125:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 21ms, Maximum = 23ms, Average = 21ms
C:\>ping **
Pinging ** [123.129.194.144] with 32 bytes of data:
Reply from 123.129.194.144: bytes=32 time=6ms TTL=56
Reply from 123.129.194.144: bytes=32 time=6ms TTL=56
Reply from 123.129.194.144: bytes=32 time=7ms TTL=56
Reply from 123.129.194.144: bytes=32 time=7ms TTL=56
Ping statistics for 123.129.194.144:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 6ms, Maximum = 7ms, Average = 6ms
C:\>ping www.163.com
Pinging 163.xdwscache.glb0.lxdns.com [119.190.4.73] with 32 bytes of data:
Reply from 119.190.4.73: bytes=32 time=7ms TTL=55
Reply from 119.190.4.73: bytes=32 time=7ms TTL=55
Reply from 119.190.4.73: bytes=32 time=7ms TTL=55
Reply from 119.190.4.73: bytes=32 time=7ms TTL=55
Ping statistics for 119.190.4.73:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 7ms, Maximum = 7ms, Average = 7ms
C:\>ping www.sina.com.cn
Pinging dorado.sina.com.cn [60.215.128.127] with 32 bytes of data:
Reply from 60.215.128.127: bytes=32 time=7ms TTL=56
Reply from 60.215.128.127: bytes=32 time=7ms TTL=56
Reply from 60.215.128.127: bytes=32 time=7ms TTL=56
Reply from 60.215.128.127: bytes=32 time=7ms TTL=56
Ping statistics for 60.215.128.127:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 7ms, Maximum = 7ms, Average = 7ms
[ 本帖最后由 hotsnow 于 2011-2-8 17:35 编辑 ] |
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