72.11 is a class B of IPs

Sample IPs from the class B 72.11

72.11.186.113	View precise location of 72.11.186.113 on the map!
72.11.123.200	View precise location of 72.11.123.200 on the map!
72.11.64.78	View precise location of 72.11.64.78 on the map!
72.11.100.239	View precise location of 72.11.100.239 on the map!
72.11.30.199	View precise location of 72.11.30.199 on the map!
72.11.129.182	View precise location of 72.11.129.182 on the map!
72.11.43.54	View precise location of 72.11.43.54 on the map!
72.11.220.246	View precise location of 72.11.220.246 on the map!
72.11.223.72	View precise location of 72.11.223.72 on the map!
72.11.6.174	View precise location of 72.11.6.174 on the map!
72.11.252.216	View precise location of 72.11.252.216 on the map!

10 Random IPs

238.48.146.194	Find precise map location of 238.48.146.194
171.238.83.235	Find precise map location of 171.238.83.235
6.166.38.71	Find precise map location of 6.166.38.71
53.233.197.251	Find precise map location of 53.233.197.251
148.186.175.223	Find precise map location of 148.186.175.223
162.170.164.210	Find precise map location of 162.170.164.210
114.102.36.3	Find precise map location of 114.102.36.3
112.226.242.115	Find precise map location of 112.226.242.115
137.110.132.160	Find precise map location of 137.110.132.160
115.139.109.124	Find precise map location of 115.139.109.124
64.45.49.214	Find precise map location of 64.45.49.214

TestURI.org is a free web-sniffer.net alternative. It alows you to send custom HTTP request and check the HTTP response.