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ICMP echo
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Reverse DNS
Info
420 Million IP addresses that responded to ICMP Ping at least 2 times between June 2012 and October 2012
64.0.0.0/4
112.0.0.0/4
80.0.0.0/4
96.0.0.0/4
128.0.0.0/4
176.0.0.0/4
144.0.0.0/4
160.0.0.0/4
224.0.0.0/4
240.0.0.0/4
208.0.0.0/4
192.0.0.0/4
0.0.0.0/4
16.0.0.0/4
48.0.0.0/4
32.0.0.0/4
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  1 pixel : /18 = 16384 IPs  
  /2 ~ 1073 Mil IPs