121.174.84 is a class C of IPs

Sample IPs from the class C 121.174.84

121.174.84.111	View precise location of 121.174.84.111 on the map!
121.174.84.73	View precise location of 121.174.84.73 on the map!
121.174.84.252	View precise location of 121.174.84.252 on the map!
121.174.84.2	View precise location of 121.174.84.2 on the map!
121.174.84.108	View precise location of 121.174.84.108 on the map!
121.174.84.92	View precise location of 121.174.84.92 on the map!
121.174.84.15	View precise location of 121.174.84.15 on the map!
121.174.84.103	View precise location of 121.174.84.103 on the map!
121.174.84.237	View precise location of 121.174.84.237 on the map!
121.174.84.75	View precise location of 121.174.84.75 on the map!
121.174.84.67	View precise location of 121.174.84.67 on the map!

10 Random IPs

242.130.30.135	Find precise map location of 242.130.30.135
195.27.206.71	Find precise map location of 195.27.206.71
119.173.9.107	Find precise map location of 119.173.9.107
121.189.3.209	Find precise map location of 121.189.3.209
170.89.3.44	Find precise map location of 170.89.3.44
96.109.227.128	Find precise map location of 96.109.227.128
39.39.212.154	Find precise map location of 39.39.212.154
92.51.37.5	Find precise map location of 92.51.37.5
121.144.75.106	Find precise map location of 121.144.75.106
62.37.117.174	Find precise map location of 62.37.117.174
27.79.38.74	Find precise map location of 27.79.38.74

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