PING www.zzcxw.com (104.21.75.100) 56(84) bytes of data.
64 bytes from 104.21.75.100 (104.21.75.100): icmp_seq=1 ttl=60 time=8.16 ms
64 bytes from 104.21.75.100 (104.21.75.100): icmp_seq=2 ttl=60 time=3.95 ms
64 bytes from 104.21.75.100 (104.21.75.100): icmp_seq=3 ttl=60 time=3.99 ms

--- www.zzcxw.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 3.955/5.371/8.168/1.977 ms