PING www.sz-jiying.com (104.21.46.141) 56(84) bytes of data.
64 bytes from 104.21.46.141 (104.21.46.141): icmp_seq=1 ttl=60 time=4.51 ms
64 bytes from 104.21.46.141 (104.21.46.141): icmp_seq=2 ttl=60 time=4.27 ms
64 bytes from 104.21.46.141 (104.21.46.141): icmp_seq=3 ttl=60 time=4.10 ms

--- www.sz-jiying.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 4.100/4.295/4.513/0.169 ms