18.55.140 is a class C of IPs

Sample IPs from the class C 18.55.140

18.55.140.67	View precise location of 18.55.140.67 on the map!
18.55.140.250	View precise location of 18.55.140.250 on the map!
18.55.140.92	View precise location of 18.55.140.92 on the map!
18.55.140.175	View precise location of 18.55.140.175 on the map!
18.55.140.164	View precise location of 18.55.140.164 on the map!
18.55.140.175	View precise location of 18.55.140.175 on the map!
18.55.140.239	View precise location of 18.55.140.239 on the map!
18.55.140.134	View precise location of 18.55.140.134 on the map!
18.55.140.9	View precise location of 18.55.140.9 on the map!
18.55.140.3	View precise location of 18.55.140.3 on the map!
18.55.140.237	View precise location of 18.55.140.237 on the map!

10 Random IPs

90.43.109.92	Find precise map location of 90.43.109.92
55.183.241.231	Find precise map location of 55.183.241.231
192.154.143.244	Find precise map location of 192.154.143.244
240.6.205.100	Find precise map location of 240.6.205.100
15.135.51.220	Find precise map location of 15.135.51.220
235.67.213.243	Find precise map location of 235.67.213.243
156.140.57.23	Find precise map location of 156.140.57.23
104.89.244.162	Find precise map location of 104.89.244.162
81.73.17.244	Find precise map location of 81.73.17.244
251.51.130.103	Find precise map location of 251.51.130.103
20.4.21.56	Find precise map location of 20.4.21.56

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