12.139.18 is a class C of IPs

Sample IPs from the class C 12.139.18

12.139.18.227	View precise location of 12.139.18.227 on the map!
12.139.18.10	View precise location of 12.139.18.10 on the map!
12.139.18.239	View precise location of 12.139.18.239 on the map!
12.139.18.198	View precise location of 12.139.18.198 on the map!
12.139.18.234	View precise location of 12.139.18.234 on the map!
12.139.18.170	View precise location of 12.139.18.170 on the map!
12.139.18.142	View precise location of 12.139.18.142 on the map!
12.139.18.143	View precise location of 12.139.18.143 on the map!
12.139.18.234	View precise location of 12.139.18.234 on the map!
12.139.18.131	View precise location of 12.139.18.131 on the map!
12.139.18.112	View precise location of 12.139.18.112 on the map!

10 Random IPs

162.164.222.28	Find precise map location of 162.164.222.28
181.162.156.183	Find precise map location of 181.162.156.183
186.158.25.235	Find precise map location of 186.158.25.235
44.210.107.154	Find precise map location of 44.210.107.154
164.115.112.162	Find precise map location of 164.115.112.162
92.138.69.72	Find precise map location of 92.138.69.72
132.193.255.149	Find precise map location of 132.193.255.149
220.135.157.197	Find precise map location of 220.135.157.197
175.235.152.42	Find precise map location of 175.235.152.42
111.71.182.25	Find precise map location of 111.71.182.25
66.228.213.210	Find precise map location of 66.228.213.210

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