PING web20vn.com--vbyahs.rooaoo.com (43.154.127.163) 56(84) bytes of data.
64 bytes from 43.154.127.163 (43.154.127.163): icmp_seq=1 ttl=58 time=198 ms
64 bytes from 43.154.127.163 (43.154.127.163): icmp_seq=2 ttl=58 time=195 ms
64 bytes from 43.154.127.163 (43.154.127.163): icmp_seq=3 ttl=58 time=195 ms

--- web20vn.com--vbyahs.rooaoo.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 195.913/196.717/198.298/1.229 ms