139.191.40 is a class C of IPs

Sample IPs from the class C 139.191.40

139.191.40.190	View precise location of 139.191.40.190 on the map!
139.191.40.66	View precise location of 139.191.40.66 on the map!
139.191.40.167	View precise location of 139.191.40.167 on the map!
139.191.40.111	View precise location of 139.191.40.111 on the map!
139.191.40.30	View precise location of 139.191.40.30 on the map!
139.191.40.157	View precise location of 139.191.40.157 on the map!
139.191.40.108	View precise location of 139.191.40.108 on the map!
139.191.40.200	View precise location of 139.191.40.200 on the map!
139.191.40.137	View precise location of 139.191.40.137 on the map!
139.191.40.136	View precise location of 139.191.40.136 on the map!
139.191.40.225	View precise location of 139.191.40.225 on the map!

10 Random IPs

155.119.17.96	Find precise map location of 155.119.17.96
65.54.180.185	Find precise map location of 65.54.180.185
178.27.224.64	Find precise map location of 178.27.224.64
96.76.6.97	Find precise map location of 96.76.6.97
20.125.45.243	Find precise map location of 20.125.45.243
136.243.140.136	Find precise map location of 136.243.140.136
190.154.118.79	Find precise map location of 190.154.118.79
198.49.51.45	Find precise map location of 198.49.51.45
131.231.109.249	Find precise map location of 131.231.109.249
99.163.12.118	Find precise map location of 99.163.12.118
30.56.11.62	Find precise map location of 30.56.11.62

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