PING finegrade.jp (202.172.26.6) 56(84) bytes of data.
64 bytes from m5.coreserver.jp (202.172.26.6): icmp_seq=1 ttl=60 time=224 ms
64 bytes from m5.coreserver.jp (202.172.26.6): icmp_seq=2 ttl=60 time=223 ms
64 bytes from m5.coreserver.jp (202.172.26.6): icmp_seq=3 ttl=60 time=223 ms

--- finegrade.jp ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 223.079/223.548/224.235/0.737 ms