PING web20vn.com--www.fssscl.com (8.138.115.21) 56(84) bytes of data.
64 bytes from 8.138.115.21 (8.138.115.21): icmp_seq=1 ttl=50 time=232 ms
64 bytes from 8.138.115.21 (8.138.115.21): icmp_seq=2 ttl=50 time=231 ms
64 bytes from 8.138.115.21 (8.138.115.21): icmp_seq=3 ttl=50 time=231 ms

--- web20vn.com--www.fssscl.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 231.472/231.900/232.636/0.522 ms