PING firebird.jp (162.43.112.249) 56(84) bytes of data.
64 bytes from 162.43.112.249 (162.43.112.249): icmp_seq=1 ttl=60 time=234 ms
64 bytes from 162.43.112.249 (162.43.112.249): icmp_seq=2 ttl=60 time=233 ms
64 bytes from 162.43.112.249 (162.43.112.249): icmp_seq=3 ttl=60 time=233 ms

--- firebird.jp ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 233.085/233.736/234.964/1.032 ms