183.221.40 is a class C of IPs

Sample IPs from the class C 183.221.40

183.221.40.54	View precise location of 183.221.40.54 on the map!
183.221.40.144	View precise location of 183.221.40.144 on the map!
183.221.40.222	View precise location of 183.221.40.222 on the map!
183.221.40.213	View precise location of 183.221.40.213 on the map!
183.221.40.255	View precise location of 183.221.40.255 on the map!
183.221.40.188	View precise location of 183.221.40.188 on the map!
183.221.40.138	View precise location of 183.221.40.138 on the map!
183.221.40.48	View precise location of 183.221.40.48 on the map!
183.221.40.157	View precise location of 183.221.40.157 on the map!
183.221.40.225	View precise location of 183.221.40.225 on the map!
183.221.40.46	View precise location of 183.221.40.46 on the map!

10 Random IPs

66.103.57.187	Find precise map location of 66.103.57.187
73.143.190.78	Find precise map location of 73.143.190.78
200.186.92.160	Find precise map location of 200.186.92.160
50.237.90.36	Find precise map location of 50.237.90.36
217.13.127.56	Find precise map location of 217.13.127.56
141.169.168.252	Find precise map location of 141.169.168.252
207.12.234.154	Find precise map location of 207.12.234.154
210.243.168.228	Find precise map location of 210.243.168.228
181.234.220.224	Find precise map location of 181.234.220.224
165.140.105.201	Find precise map location of 165.140.105.201
124.22.114.31	Find precise map location of 124.22.114.31

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