121.88.182 is a class C of IPs

Sample IPs from the class C 121.88.182

121.88.182.135	View precise location of 121.88.182.135 on the map!
121.88.182.95	View precise location of 121.88.182.95 on the map!
121.88.182.73	View precise location of 121.88.182.73 on the map!
121.88.182.207	View precise location of 121.88.182.207 on the map!
121.88.182.189	View precise location of 121.88.182.189 on the map!
121.88.182.218	View precise location of 121.88.182.218 on the map!
121.88.182.15	View precise location of 121.88.182.15 on the map!
121.88.182.163	View precise location of 121.88.182.163 on the map!
121.88.182.6	View precise location of 121.88.182.6 on the map!
121.88.182.229	View precise location of 121.88.182.229 on the map!
121.88.182.146	View precise location of 121.88.182.146 on the map!

10 Random IPs

228.216.42.45	Find precise map location of 228.216.42.45
180.77.101.189	Find precise map location of 180.77.101.189
227.37.239.81	Find precise map location of 227.37.239.81
213.8.26.124	Find precise map location of 213.8.26.124
139.243.93.126	Find precise map location of 139.243.93.126
20.20.185.90	Find precise map location of 20.20.185.90
139.156.92.230	Find precise map location of 139.156.92.230
98.220.142.46	Find precise map location of 98.220.142.46
183.216.234.62	Find precise map location of 183.216.234.62
202.11.1.222	Find precise map location of 202.11.1.222
178.152.21.57	Find precise map location of 178.152.21.57

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