PING r.diandian.com (47.99.127.55) 56(84) bytes of data.
64 bytes from 47.99.127.55 (47.99.127.55): icmp_seq=1 ttl=88 time=241 ms
64 bytes from 47.99.127.55 (47.99.127.55): icmp_seq=2 ttl=88 time=239 ms
64 bytes from 47.99.127.55 (47.99.127.55): icmp_seq=3 ttl=88 time=245 ms

--- r.diandian.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 239.934/242.573/245.876/2.470 ms