172.204.243 is a class C of IPs

Sample IPs from the class C 172.204.243

172.204.243.15	View precise location of 172.204.243.15 on the map!
172.204.243.155	View precise location of 172.204.243.155 on the map!
172.204.243.240	View precise location of 172.204.243.240 on the map!
172.204.243.139	View precise location of 172.204.243.139 on the map!
172.204.243.15	View precise location of 172.204.243.15 on the map!
172.204.243.211	View precise location of 172.204.243.211 on the map!
172.204.243.38	View precise location of 172.204.243.38 on the map!
172.204.243.4	View precise location of 172.204.243.4 on the map!
172.204.243.198	View precise location of 172.204.243.198 on the map!
172.204.243.69	View precise location of 172.204.243.69 on the map!
172.204.243.158	View precise location of 172.204.243.158 on the map!

10 Random IPs

167.179.59.5	Find precise map location of 167.179.59.5
29.116.184.87	Find precise map location of 29.116.184.87
241.49.52.129	Find precise map location of 241.49.52.129
217.252.164.130	Find precise map location of 217.252.164.130
10.225.147.205	Find precise map location of 10.225.147.205
1.44.213.79	Find precise map location of 1.44.213.79
10.50.157.149	Find precise map location of 10.50.157.149
157.41.244.24	Find precise map location of 157.41.244.24
117.32.18.238	Find precise map location of 117.32.18.238
76.199.52.254	Find precise map location of 76.199.52.254
97.170.143.179	Find precise map location of 97.170.143.179

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