159.66.38 is a class C of IPs

Sample IPs from the class C 159.66.38

159.66.38.43	View precise location of 159.66.38.43 on the map!
159.66.38.174	View precise location of 159.66.38.174 on the map!
159.66.38.185	View precise location of 159.66.38.185 on the map!
159.66.38.73	View precise location of 159.66.38.73 on the map!
159.66.38.10	View precise location of 159.66.38.10 on the map!
159.66.38.143	View precise location of 159.66.38.143 on the map!
159.66.38.189	View precise location of 159.66.38.189 on the map!
159.66.38.187	View precise location of 159.66.38.187 on the map!
159.66.38.93	View precise location of 159.66.38.93 on the map!
159.66.38.176	View precise location of 159.66.38.176 on the map!
159.66.38.63	View precise location of 159.66.38.63 on the map!

10 Random IPs

196.52.91.90	Find precise map location of 196.52.91.90
166.164.184.100	Find precise map location of 166.164.184.100
53.26.215.147	Find precise map location of 53.26.215.147
41.50.87.8	Find precise map location of 41.50.87.8
209.71.131.98	Find precise map location of 209.71.131.98
205.182.162.3	Find precise map location of 205.182.162.3
72.236.237.194	Find precise map location of 72.236.237.194
19.151.244.109	Find precise map location of 19.151.244.109
57.217.91.162	Find precise map location of 57.217.91.162
182.250.147.98	Find precise map location of 182.250.147.98
7.253.226.19	Find precise map location of 7.253.226.19

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