PING zhu-2959602.4-n-c-d.com (104.18.40.153) 56(84) bytes of data.
64 bytes from 104.18.40.153 (104.18.40.153): icmp_seq=1 ttl=60 time=4.90 ms
64 bytes from 104.18.40.153 (104.18.40.153): icmp_seq=2 ttl=60 time=3.83 ms
64 bytes from 104.18.40.153 (104.18.40.153): icmp_seq=3 ttl=60 time=3.84 ms

--- zhu-2959602.4-n-c-d.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 3.831/4.195/4.909/0.507 ms