PING contengconteng.com (104.21.32.1) 56(84) bytes of data.
64 bytes from 104.21.32.1 (104.21.32.1): icmp_seq=1 ttl=60 time=4.91 ms
64 bytes from 104.21.32.1 (104.21.32.1): icmp_seq=2 ttl=60 time=3.96 ms
64 bytes from 104.21.32.1 (104.21.32.1): icmp_seq=3 ttl=60 time=3.91 ms

--- contengconteng.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 3.918/4.267/4.916/0.462 ms