PING f7521.com (146.148.134.207) 56(84) bytes of data.
64 bytes from 146.148.134.207: icmp_seq=1 ttl=122 time=144 ms
64 bytes from 146.148.134.207: icmp_seq=2 ttl=122 time=143 ms
64 bytes from 146.148.134.207: icmp_seq=3 ttl=122 time=144 ms

--- f7521.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 3249ms
rtt min/avg/max/mdev = 143.972/144.250/144.700/0.446 ms