PING www.yiqihai.net (39.106.131.92) 56(84) bytes of data.
64 bytes from 39.106.131.92 (39.106.131.92): icmp_seq=1 ttl=50 time=259 ms
64 bytes from 39.106.131.92 (39.106.131.92): icmp_seq=2 ttl=50 time=263 ms
64 bytes from 39.106.131.92 (39.106.131.92): icmp_seq=3 ttl=50 time=223 ms

--- www.yiqihai.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 223.720/248.605/263.021/17.679 ms