PING b.hatena.ne.jp (108.156.60.124) 56(84) bytes of data.
64 bytes from server-108-156-60-124.ams1.r.cloudfront.net (108.156.60.124): icmp_seq=1
ttl=251 time=4.26 ms
64 bytes from server-108-156-60-124.ams1.r.cloudfront.net (108.156.60.124): icmp_seq=2
ttl=251 time=3.74 ms
64 bytes from server-108-156-60-124.ams1.r.cloudfront.net (108.156.60.124): icmp_seq=3
ttl=251 time=3.63 ms

--- b.hatena.ne.jp ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 3.636/3.881/4.263/0.282 ms