ping google和OpenDNS.com的DNS服务器也会有数据包超时...
前一段听说互联网的主DNS服务器受到攻击,不知是否真有其事
代码: 全选
C:\Users\alan>ping -n 10 8.8.8.8
Pinging 8.8.8.8 with 32 bytes of data:
Reply from 8.8.8.8: bytes=32 time=37ms TTL=45
Reply from 8.8.8.8: bytes=32 time=37ms TTL=45
Reply from 8.8.8.8: bytes=32 time=39ms TTL=45
Request timed out.
Reply from 8.8.8.8: bytes=32 time=37ms TTL=45
Reply from 8.8.8.8: bytes=32 time=37ms TTL=45
Request timed out.
Request timed out.
Reply from 8.8.8.8: bytes=32 time=38ms TTL=45
Request timed out.
Ping statistics for 8.8.8.8:
Packets: Sent = 10, Received = 6, Lost = 4 (40% loss),
Approximate round trip times in milli-seconds:
Minimum = 37ms, Maximum = 39ms, Average = 37ms
C:\Users\alan>ping -n 10 208.67.222.222
Pinging 208.67.222.222 with 32 bytes of data:
Reply from 208.67.222.222: bytes=32 time=387ms TTL=49
Request timed out.
Reply from 208.67.222.222: bytes=32 time=373ms TTL=49
Reply from 208.67.222.222: bytes=32 time=375ms TTL=49
Reply from 208.67.222.222: bytes=32 time=381ms TTL=49
Reply from 208.67.222.222: bytes=32 time=387ms TTL=49
Reply from 208.67.222.222: bytes=32 time=376ms TTL=49
Reply from 208.67.222.222: bytes=32 time=379ms TTL=49
Reply from 208.67.222.222: bytes=32 time=375ms TTL=49
Request timed out.
Ping statistics for 208.67.222.222:
Packets: Sent = 10, Received = 8, Lost = 2 (20% loss),
Approximate round trip times in milli-seconds:
Minimum = 373ms, Maximum = 387ms, Average = 379ms