181.37.204 is a class C of IPs

Sample IPs from the class C 181.37.204

181.37.204.36	View precise location of 181.37.204.36 on the map!
181.37.204.177	View precise location of 181.37.204.177 on the map!
181.37.204.115	View precise location of 181.37.204.115 on the map!
181.37.204.240	View precise location of 181.37.204.240 on the map!
181.37.204.105	View precise location of 181.37.204.105 on the map!
181.37.204.140	View precise location of 181.37.204.140 on the map!
181.37.204.148	View precise location of 181.37.204.148 on the map!
181.37.204.202	View precise location of 181.37.204.202 on the map!
181.37.204.38	View precise location of 181.37.204.38 on the map!
181.37.204.222	View precise location of 181.37.204.222 on the map!
181.37.204.185	View precise location of 181.37.204.185 on the map!

10 Random IPs

90.75.145.156	Find precise map location of 90.75.145.156
57.214.125.74	Find precise map location of 57.214.125.74
94.201.17.251	Find precise map location of 94.201.17.251
6.100.101.68	Find precise map location of 6.100.101.68
34.179.139.179	Find precise map location of 34.179.139.179
39.89.8.185	Find precise map location of 39.89.8.185
241.236.254.122	Find precise map location of 241.236.254.122
176.26.160.60	Find precise map location of 176.26.160.60
42.173.200.50	Find precise map location of 42.173.200.50
8.144.15.115	Find precise map location of 8.144.15.115
145.225.149.6	Find precise map location of 145.225.149.6

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