161.37.121 is a class C of IPs

Sample IPs from the class C 161.37.121

161.37.121.9	View precise location of 161.37.121.9 on the map!
161.37.121.121	View precise location of 161.37.121.121 on the map!
161.37.121.126	View precise location of 161.37.121.126 on the map!
161.37.121.148	View precise location of 161.37.121.148 on the map!
161.37.121.185	View precise location of 161.37.121.185 on the map!
161.37.121.254	View precise location of 161.37.121.254 on the map!
161.37.121.40	View precise location of 161.37.121.40 on the map!
161.37.121.115	View precise location of 161.37.121.115 on the map!
161.37.121.155	View precise location of 161.37.121.155 on the map!
161.37.121.165	View precise location of 161.37.121.165 on the map!
161.37.121.161	View precise location of 161.37.121.161 on the map!

10 Random IPs

220.130.156.148	Find precise map location of 220.130.156.148
116.218.226.89	Find precise map location of 116.218.226.89
162.54.109.208	Find precise map location of 162.54.109.208
7.135.1.196	Find precise map location of 7.135.1.196
112.69.98.77	Find precise map location of 112.69.98.77
13.87.143.167	Find precise map location of 13.87.143.167
245.39.159.213	Find precise map location of 245.39.159.213
151.180.51.95	Find precise map location of 151.180.51.95
247.8.104.161	Find precise map location of 247.8.104.161
68.254.106.109	Find precise map location of 68.254.106.109
64.2.167.125	Find precise map location of 64.2.167.125

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