161.90.37 is a class C of IPs

Sample IPs from the class C 161.90.37

161.90.37.4	View precise location of 161.90.37.4 on the map!
161.90.37.72	View precise location of 161.90.37.72 on the map!
161.90.37.169	View precise location of 161.90.37.169 on the map!
161.90.37.196	View precise location of 161.90.37.196 on the map!
161.90.37.251	View precise location of 161.90.37.251 on the map!
161.90.37.221	View precise location of 161.90.37.221 on the map!
161.90.37.80	View precise location of 161.90.37.80 on the map!
161.90.37.147	View precise location of 161.90.37.147 on the map!
161.90.37.70	View precise location of 161.90.37.70 on the map!
161.90.37.52	View precise location of 161.90.37.52 on the map!
161.90.37.160	View precise location of 161.90.37.160 on the map!

10 Random IPs

163.224.1.196	Find precise map location of 163.224.1.196
125.4.217.164	Find precise map location of 125.4.217.164
229.107.170.133	Find precise map location of 229.107.170.133
100.183.71.175	Find precise map location of 100.183.71.175
207.86.124.154	Find precise map location of 207.86.124.154
27.160.13.20	Find precise map location of 27.160.13.20
141.116.210.9	Find precise map location of 141.116.210.9
153.158.151.50	Find precise map location of 153.158.151.50
121.75.42.180	Find precise map location of 121.75.42.180
24.155.8.225	Find precise map location of 24.155.8.225
10.36.60.121	Find precise map location of 10.36.60.121

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