PING jozef-krasnik.pl (104.21.46.249) 56(84) bytes of data.
64 bytes from 104.21.46.249 (104.21.46.249): icmp_seq=1 ttl=60 time=4.53 ms
64 bytes from 104.21.46.249 (104.21.46.249): icmp_seq=2 ttl=60 time=3.90 ms
64 bytes from 104.21.46.249 (104.21.46.249): icmp_seq=3 ttl=60 time=3.95 ms

--- jozef-krasnik.pl ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 3.900/4.127/4.531/0.290 ms