PING www.btyl688.com (154.220.38.8) 56(84) bytes of data.
64 bytes from 154.220.38.8 (154.220.38.8): icmp_seq=1 ttl=52 time=257 ms
64 bytes from 154.220.38.8 (154.220.38.8): icmp_seq=2 ttl=52 time=253 ms
64 bytes from 154.220.38.8 (154.220.38.8): icmp_seq=3 ttl=52 time=251 ms

--- www.btyl688.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 251.094/253.855/257.187/2.586 ms