PING zhanghairu.com (104.221.136.16) 56(84) bytes of data.
64 bytes from 104.221.136.16 (104.221.136.16): icmp_seq=1 ttl=121 time=139 ms
64 bytes from 104.221.136.16 (104.221.136.16): icmp_seq=2 ttl=121 time=139 ms
64 bytes from 104.221.136.16 (104.221.136.16): icmp_seq=3 ttl=121 time=139 ms

--- zhanghairu.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 139.453/139.517/139.553/0.045 ms