PING cainiugu.com (104.21.13.200) 56(84) bytes of data.
64 bytes from 104.21.13.200 (104.21.13.200): icmp_seq=1 ttl=60 time=5.95 ms
64 bytes from 104.21.13.200 (104.21.13.200): icmp_seq=2 ttl=60 time=4.19 ms
64 bytes from 104.21.13.200 (104.21.13.200): icmp_seq=3 ttl=60 time=4.21 ms

--- cainiugu.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.192/4.790/5.959/0.826 ms