PING www.kytaristka.cz (104.21.10.252) 56(84) bytes of data.
64 bytes from 104.21.10.252 (104.21.10.252): icmp_seq=1 ttl=59 time=4.92 ms
64 bytes from 104.21.10.252 (104.21.10.252): icmp_seq=2 ttl=59 time=4.71 ms
64 bytes from 104.21.10.252 (104.21.10.252): icmp_seq=3 ttl=59 time=4.80 ms

--- www.kytaristka.cz ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.712/4.812/4.920/0.085 ms