116.121.185 is a class C of IPs

Sample IPs from the class C 116.121.185

116.121.185.152	View precise location of 116.121.185.152 on the map!
116.121.185.22	View precise location of 116.121.185.22 on the map!
116.121.185.130	View precise location of 116.121.185.130 on the map!
116.121.185.69	View precise location of 116.121.185.69 on the map!
116.121.185.64	View precise location of 116.121.185.64 on the map!
116.121.185.93	View precise location of 116.121.185.93 on the map!
116.121.185.203	View precise location of 116.121.185.203 on the map!
116.121.185.207	View precise location of 116.121.185.207 on the map!
116.121.185.205	View precise location of 116.121.185.205 on the map!
116.121.185.1	View precise location of 116.121.185.1 on the map!
116.121.185.129	View precise location of 116.121.185.129 on the map!

10 Random IPs

236.187.42.253	Find precise map location of 236.187.42.253
151.244.206.92	Find precise map location of 151.244.206.92
182.209.2.193	Find precise map location of 182.209.2.193
55.171.46.216	Find precise map location of 55.171.46.216
81.69.86.186	Find precise map location of 81.69.86.186
42.143.205.141	Find precise map location of 42.143.205.141
109.201.192.244	Find precise map location of 109.201.192.244
218.233.139.226	Find precise map location of 218.233.139.226
119.163.41.76	Find precise map location of 119.163.41.76
185.232.147.53	Find precise map location of 185.232.147.53
87.50.37.178	Find precise map location of 87.50.37.178

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