158.3 is a class B of IPs

Sample IPs from the class B 158.3

158.3.153.222	View precise location of 158.3.153.222 on the map!
158.3.155.83	View precise location of 158.3.155.83 on the map!
158.3.238.61	View precise location of 158.3.238.61 on the map!
158.3.166.47	View precise location of 158.3.166.47 on the map!
158.3.20.3	View precise location of 158.3.20.3 on the map!
158.3.200.197	View precise location of 158.3.200.197 on the map!
158.3.45.166	View precise location of 158.3.45.166 on the map!
158.3.110.70	View precise location of 158.3.110.70 on the map!
158.3.95.37	View precise location of 158.3.95.37 on the map!
158.3.237.164	View precise location of 158.3.237.164 on the map!
158.3.139.122	View precise location of 158.3.139.122 on the map!

10 Random IPs

129.255.103.37	Find precise map location of 129.255.103.37
253.163.136.108	Find precise map location of 253.163.136.108
30.164.14.151	Find precise map location of 30.164.14.151
91.161.9.222	Find precise map location of 91.161.9.222
191.157.81.190	Find precise map location of 191.157.81.190
194.174.179.192	Find precise map location of 194.174.179.192
215.181.70.2	Find precise map location of 215.181.70.2
180.222.42.9	Find precise map location of 180.222.42.9
213.130.142.57	Find precise map location of 213.130.142.57
148.5.18.254	Find precise map location of 148.5.18.254
254.99.150.5	Find precise map location of 254.99.150.5

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