231.53.78 is a class C of IPs

Sample IPs from the class C 231.53.78

231.53.78.252	View precise location of 231.53.78.252 on the map!
231.53.78.235	View precise location of 231.53.78.235 on the map!
231.53.78.227	View precise location of 231.53.78.227 on the map!
231.53.78.226	View precise location of 231.53.78.226 on the map!
231.53.78.51	View precise location of 231.53.78.51 on the map!
231.53.78.193	View precise location of 231.53.78.193 on the map!
231.53.78.90	View precise location of 231.53.78.90 on the map!
231.53.78.153	View precise location of 231.53.78.153 on the map!
231.53.78.254	View precise location of 231.53.78.254 on the map!
231.53.78.3	View precise location of 231.53.78.3 on the map!
231.53.78.44	View precise location of 231.53.78.44 on the map!

10 Random IPs

8.212.214.149	Find precise map location of 8.212.214.149
200.18.211.28	Find precise map location of 200.18.211.28
224.92.98.56	Find precise map location of 224.92.98.56
105.212.15.90	Find precise map location of 105.212.15.90
220.234.101.250	Find precise map location of 220.234.101.250
79.63.120.94	Find precise map location of 79.63.120.94
188.80.74.91	Find precise map location of 188.80.74.91
159.188.228.148	Find precise map location of 159.188.228.148
90.182.168.100	Find precise map location of 90.182.168.100
107.11.57.139	Find precise map location of 107.11.57.139
173.79.29.231	Find precise map location of 173.79.29.231

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