4.183.221 is a class C of IPs

Sample IPs from the class C 4.183.221

4.183.221.41	View precise location of 4.183.221.41 on the map!
4.183.221.171	View precise location of 4.183.221.171 on the map!
4.183.221.235	View precise location of 4.183.221.235 on the map!
4.183.221.202	View precise location of 4.183.221.202 on the map!
4.183.221.30	View precise location of 4.183.221.30 on the map!
4.183.221.17	View precise location of 4.183.221.17 on the map!
4.183.221.64	View precise location of 4.183.221.64 on the map!
4.183.221.81	View precise location of 4.183.221.81 on the map!
4.183.221.221	View precise location of 4.183.221.221 on the map!
4.183.221.63	View precise location of 4.183.221.63 on the map!
4.183.221.154	View precise location of 4.183.221.154 on the map!

10 Random IPs

233.189.89.200	Find precise map location of 233.189.89.200
139.110.66.145	Find precise map location of 139.110.66.145
29.83.172.253	Find precise map location of 29.83.172.253
69.177.26.165	Find precise map location of 69.177.26.165
107.85.120.130	Find precise map location of 107.85.120.130
28.78.52.71	Find precise map location of 28.78.52.71
145.59.78.239	Find precise map location of 145.59.78.239
195.20.35.244	Find precise map location of 195.20.35.244
8.72.228.202	Find precise map location of 8.72.228.202
109.81.18.180	Find precise map location of 109.81.18.180
165.160.147.73	Find precise map location of 165.160.147.73

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