PING pro-www.liandaitx.com (104.21.87.90) 56(84) bytes of data.
64 bytes from 104.21.87.90 (104.21.87.90): icmp_seq=1 ttl=60 time=4.81 ms
64 bytes from 104.21.87.90 (104.21.87.90): icmp_seq=2 ttl=60 time=4.78 ms
64 bytes from 104.21.87.90 (104.21.87.90): icmp_seq=3 ttl=60 time=4.75 ms

--- pro-www.liandaitx.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 4.757/4.786/4.818/0.083 ms