120.186 is a class B of IPs

Sample IPs from the class B 120.186

120.186.255.255	View precise location of 120.186.255.255 on the map!
120.186.140.124	View precise location of 120.186.140.124 on the map!
120.186.39.83	View precise location of 120.186.39.83 on the map!
120.186.88.184	View precise location of 120.186.88.184 on the map!
120.186.75.177	View precise location of 120.186.75.177 on the map!
120.186.199.29	View precise location of 120.186.199.29 on the map!
120.186.1.20	View precise location of 120.186.1.20 on the map!
120.186.233.214	View precise location of 120.186.233.214 on the map!
120.186.62.200	View precise location of 120.186.62.200 on the map!
120.186.94.224	View precise location of 120.186.94.224 on the map!
120.186.206.83	View precise location of 120.186.206.83 on the map!

10 Random IPs

221.141.71.83	Find precise map location of 221.141.71.83
158.56.60.57	Find precise map location of 158.56.60.57
24.131.45.171	Find precise map location of 24.131.45.171
153.186.238.174	Find precise map location of 153.186.238.174
235.236.58.249	Find precise map location of 235.236.58.249
195.240.53.95	Find precise map location of 195.240.53.95
186.67.36.152	Find precise map location of 186.67.36.152
73.33.53.214	Find precise map location of 73.33.53.214
204.223.200.120	Find precise map location of 204.223.200.120
251.33.8.77	Find precise map location of 251.33.8.77
163.179.138.222	Find precise map location of 163.179.138.222

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