PING www.istitutoleonardodavinci.it (104.21.49.100) 56(84) bytes of data.
64 bytes from 104.21.49.100 (104.21.49.100): icmp_seq=1 ttl=60 time=6.43 ms
64 bytes from 104.21.49.100 (104.21.49.100): icmp_seq=2 ttl=60 time=3.99 ms
64 bytes from 104.21.49.100 (104.21.49.100): icmp_seq=3 ttl=60 time=4.35 ms

--- www.istitutoleonardodavinci.it ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 3.997/4.926/6.430/1.074 ms