PING tbw.itao999.com (104.21.25.115) 56(84) bytes of data.
64 bytes from 104.21.25.115 (104.21.25.115): icmp_seq=1 ttl=60 time=6.75 ms
64 bytes from 104.21.25.115 (104.21.25.115): icmp_seq=2 ttl=60 time=4.11 ms
64 bytes from 104.21.25.115 (104.21.25.115): icmp_seq=3 ttl=60 time=4.37 ms

--- tbw.itao999.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2034ms
rtt min/avg/max/mdev = 4.117/5.080/6.752/1.186 ms