PING www.19ac.cn (38.177.184.104) 56(84) bytes of data.
64 bytes from 38.177.184.104 (38.177.184.104): icmp_seq=1 ttl=122 time=268 ms
64 bytes from 38.177.184.104 (38.177.184.104): icmp_seq=2 ttl=122 time=265 ms
64 bytes from 38.177.184.104 (38.177.184.104): icmp_seq=3 ttl=122 time=265 ms

--- www.19ac.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 265.483/266.556/268.557/1.536 ms