PING ip-www.dzlpq.cn (103.51.144.90) 56(84) bytes of data.
64 bytes from scdc.worra.com (103.51.144.90): icmp_seq=1 ttl=43 time=275 ms
64 bytes from scdc.worra.com (103.51.144.90): icmp_seq=2 ttl=43 time=276 ms
64 bytes from scdc.worra.com (103.51.144.90): icmp_seq=3 ttl=43 time=276 ms

--- ip-www.dzlpq.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 275.978/276.078/276.254/0.446 ms