239.39.87 is a class C of IPs

Sample IPs from the class C 239.39.87

239.39.87.53	View precise location of 239.39.87.53 on the map!
239.39.87.217	View precise location of 239.39.87.217 on the map!
239.39.87.182	View precise location of 239.39.87.182 on the map!
239.39.87.158	View precise location of 239.39.87.158 on the map!
239.39.87.166	View precise location of 239.39.87.166 on the map!
239.39.87.176	View precise location of 239.39.87.176 on the map!
239.39.87.136	View precise location of 239.39.87.136 on the map!
239.39.87.213	View precise location of 239.39.87.213 on the map!
239.39.87.56	View precise location of 239.39.87.56 on the map!
239.39.87.55	View precise location of 239.39.87.55 on the map!
239.39.87.105	View precise location of 239.39.87.105 on the map!

10 Random IPs

131.163.46.50	Find precise map location of 131.163.46.50
182.249.142.86	Find precise map location of 182.249.142.86
252.188.236.243	Find precise map location of 252.188.236.243
171.145.142.140	Find precise map location of 171.145.142.140
38.165.215.80	Find precise map location of 38.165.215.80
249.198.137.174	Find precise map location of 249.198.137.174
46.217.67.21	Find precise map location of 46.217.67.21
124.27.29.72	Find precise map location of 124.27.29.72
101.93.138.226	Find precise map location of 101.93.138.226
111.28.220.190	Find precise map location of 111.28.220.190
157.216.26.139	Find precise map location of 157.216.26.139

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