PING rwk-rec.com (112.78.112.40) 56(84) bytes of data.
64 bytes from www1730.sakura.ne.jp (112.78.112.40): icmp_seq=1 ttl=60 time=255 ms
64 bytes from www1730.sakura.ne.jp (112.78.112.40): icmp_seq=2 ttl=60 time=255 ms
64 bytes from www1730.sakura.ne.jp (112.78.112.40): icmp_seq=3 ttl=60 time=255 ms

--- rwk-rec.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 255.006/255.152/255.406/0.610 ms