139.121.24 is a class C of IPs

Sample IPs from the class C 139.121.24

139.121.24.118	View precise location of 139.121.24.118 on the map!
139.121.24.148	View precise location of 139.121.24.148 on the map!
139.121.24.62	View precise location of 139.121.24.62 on the map!
139.121.24.156	View precise location of 139.121.24.156 on the map!
139.121.24.77	View precise location of 139.121.24.77 on the map!
139.121.24.194	View precise location of 139.121.24.194 on the map!
139.121.24.91	View precise location of 139.121.24.91 on the map!
139.121.24.223	View precise location of 139.121.24.223 on the map!
139.121.24.168	View precise location of 139.121.24.168 on the map!
139.121.24.166	View precise location of 139.121.24.166 on the map!
139.121.24.218	View precise location of 139.121.24.218 on the map!

10 Random IPs

129.248.161.13	Find precise map location of 129.248.161.13
98.9.93.53	Find precise map location of 98.9.93.53
62.188.142.121	Find precise map location of 62.188.142.121
129.232.183.98	Find precise map location of 129.232.183.98
80.97.24.228	Find precise map location of 80.97.24.228
216.235.180.154	Find precise map location of 216.235.180.154
120.124.172.177	Find precise map location of 120.124.172.177
117.1.192.158	Find precise map location of 117.1.192.158
200.195.66.199	Find precise map location of 200.195.66.199
172.178.8.8	Find precise map location of 172.178.8.8
109.91.8.171	Find precise map location of 109.91.8.171

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