PING www.20yy.com (106.15.198.3) 56(84) bytes of data.
64 bytes from 106.15.198.3 (106.15.198.3): icmp_seq=1 ttl=52 time=245 ms
64 bytes from 106.15.198.3 (106.15.198.3): icmp_seq=2 ttl=52 time=237 ms
64 bytes from 106.15.198.3 (106.15.198.3): icmp_seq=3 ttl=52 time=248 ms

--- www.20yy.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 237.638/243.785/248.433/4.550 ms