PING rolland.cz (87.236.195.92) 56(84) bytes of data.
64 bytes from ns1.gradex.cz (87.236.195.92): icmp_seq=1 ttl=59 time=17.2 ms
64 bytes from ns1.gradex.cz (87.236.195.92): icmp_seq=2 ttl=59 time=14.6 ms
64 bytes from ns1.gradex.cz (87.236.195.92): icmp_seq=3 ttl=59 time=14.6 ms

--- rolland.cz ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 14.634/15.512/17.251/1.237 ms