PING 91.21.67.77 (91.21.67.77) 56(84) bytes of data.
64 bytes from 91.21.67.77: icmp_seq=1 ttl=61 time=17.7 ms
64 bytes from 91.21.67.77: icmp_seq=2 ttl=61 time=15.7 ms
64 bytes from 91.21.67.77: icmp_seq=3 ttl=61 time=16.0 ms

--- 91.21.67.77 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 15.707/16.483/17.700/0.871 ms