237.143.91 is a class C of IPs

Sample IPs from the class C 237.143.91

237.143.91.6	View precise location of 237.143.91.6 on the map!
237.143.91.1	View precise location of 237.143.91.1 on the map!
237.143.91.74	View precise location of 237.143.91.74 on the map!
237.143.91.201	View precise location of 237.143.91.201 on the map!
237.143.91.1	View precise location of 237.143.91.1 on the map!
237.143.91.101	View precise location of 237.143.91.101 on the map!
237.143.91.237	View precise location of 237.143.91.237 on the map!
237.143.91.238	View precise location of 237.143.91.238 on the map!
237.143.91.93	View precise location of 237.143.91.93 on the map!
237.143.91.238	View precise location of 237.143.91.238 on the map!
237.143.91.176	View precise location of 237.143.91.176 on the map!

10 Random IPs

78.178.236.199	Find precise map location of 78.178.236.199
141.27.77.221	Find precise map location of 141.27.77.221
165.248.65.169	Find precise map location of 165.248.65.169
136.110.49.56	Find precise map location of 136.110.49.56
60.172.52.202	Find precise map location of 60.172.52.202
81.203.20.184	Find precise map location of 81.203.20.184
203.232.99.54	Find precise map location of 203.232.99.54
35.126.27.154	Find precise map location of 35.126.27.154
66.45.145.59	Find precise map location of 66.45.145.59
72.179.46.202	Find precise map location of 72.179.46.202
93.140.93.45	Find precise map location of 93.140.93.45

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