PING www.qukan.net (43.128.149.81) 56(84) bytes of data.
64 bytes from 43.128.149.81 (43.128.149.81): icmp_seq=1 ttl=52 time=274 ms
64 bytes from 43.128.149.81 (43.128.149.81): icmp_seq=2 ttl=52 time=273 ms
64 bytes from 43.128.149.81 (43.128.149.81): icmp_seq=3 ttl=52 time=273 ms

--- www.qukan.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 273.441/273.706/274.211/0.556 ms