PING gtuu.com (121.22.250.29) 56(84) bytes of data.
64 bytes from hebei.22.121.in-addr.arpa (121.22.250.29): icmp_seq=1 ttl=54 time=199 ms
64 bytes from hebei.22.121.in-addr.arpa (121.22.250.29): icmp_seq=2 ttl=54 time=204 ms
64 bytes from hebei.22.121.in-addr.arpa (121.22.250.29): icmp_seq=3 ttl=54 time=201 ms

--- gtuu.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 6208ms
rtt min/avg/max/mdev = 199.123/201.700/204.960/2.458 ms