158.31.54 is a class C of IPs

Sample IPs from the class C 158.31.54

158.31.54.17	View precise location of 158.31.54.17 on the map!
158.31.54.248	View precise location of 158.31.54.248 on the map!
158.31.54.233	View precise location of 158.31.54.233 on the map!
158.31.54.253	View precise location of 158.31.54.253 on the map!
158.31.54.177	View precise location of 158.31.54.177 on the map!
158.31.54.93	View precise location of 158.31.54.93 on the map!
158.31.54.165	View precise location of 158.31.54.165 on the map!
158.31.54.238	View precise location of 158.31.54.238 on the map!
158.31.54.95	View precise location of 158.31.54.95 on the map!
158.31.54.39	View precise location of 158.31.54.39 on the map!
158.31.54.236	View precise location of 158.31.54.236 on the map!

10 Random IPs

147.57.69.235	Find precise map location of 147.57.69.235
41.210.116.244	Find precise map location of 41.210.116.244
78.35.40.30	Find precise map location of 78.35.40.30
220.29.68.111	Find precise map location of 220.29.68.111
99.194.29.6	Find precise map location of 99.194.29.6
109.242.156.110	Find precise map location of 109.242.156.110
157.254.213.120	Find precise map location of 157.254.213.120
70.220.102.176	Find precise map location of 70.220.102.176
127.96.61.92	Find precise map location of 127.96.61.92
89.15.21.216	Find precise map location of 89.15.21.216
206.254.203.160	Find precise map location of 206.254.203.160

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