139.11.12 is a class C of IPs

Sample IPs from the class C 139.11.12

139.11.12.243	View precise location of 139.11.12.243 on the map!
139.11.12.55	View precise location of 139.11.12.55 on the map!
139.11.12.36	View precise location of 139.11.12.36 on the map!
139.11.12.248	View precise location of 139.11.12.248 on the map!
139.11.12.224	View precise location of 139.11.12.224 on the map!
139.11.12.28	View precise location of 139.11.12.28 on the map!
139.11.12.119	View precise location of 139.11.12.119 on the map!
139.11.12.211	View precise location of 139.11.12.211 on the map!
139.11.12.122	View precise location of 139.11.12.122 on the map!
139.11.12.127	View precise location of 139.11.12.127 on the map!
139.11.12.142	View precise location of 139.11.12.142 on the map!

10 Random IPs

106.62.129.168	Find precise map location of 106.62.129.168
223.255.201.128	Find precise map location of 223.255.201.128
131.79.102.110	Find precise map location of 131.79.102.110
142.170.224.31	Find precise map location of 142.170.224.31
248.67.188.23	Find precise map location of 248.67.188.23
120.76.100.191	Find precise map location of 120.76.100.191
19.134.55.193	Find precise map location of 19.134.55.193
54.251.90.209	Find precise map location of 54.251.90.209
167.254.143.155	Find precise map location of 167.254.143.155
84.130.154.67	Find precise map location of 84.130.154.67
133.26.101.180	Find precise map location of 133.26.101.180

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