139.42.1 is a class C of IPs

Sample IPs from the class C 139.42.1

139.42.1.175	View precise location of 139.42.1.175 on the map!
139.42.1.200	View precise location of 139.42.1.200 on the map!
139.42.1.197	View precise location of 139.42.1.197 on the map!
139.42.1.251	View precise location of 139.42.1.251 on the map!
139.42.1.166	View precise location of 139.42.1.166 on the map!
139.42.1.255	View precise location of 139.42.1.255 on the map!
139.42.1.39	View precise location of 139.42.1.39 on the map!
139.42.1.127	View precise location of 139.42.1.127 on the map!
139.42.1.89	View precise location of 139.42.1.89 on the map!
139.42.1.242	View precise location of 139.42.1.242 on the map!
139.42.1.151	View precise location of 139.42.1.151 on the map!

10 Random IPs

219.46.90.104	Find precise map location of 219.46.90.104
125.129.44.143	Find precise map location of 125.129.44.143
37.62.244.53	Find precise map location of 37.62.244.53
157.239.223.122	Find precise map location of 157.239.223.122
35.251.160.177	Find precise map location of 35.251.160.177
196.97.29.142	Find precise map location of 196.97.29.142
135.222.26.249	Find precise map location of 135.222.26.249
76.103.195.96	Find precise map location of 76.103.195.96
130.138.252.236	Find precise map location of 130.138.252.236
101.69.68.212	Find precise map location of 101.69.68.212
125.39.250.1	Find precise map location of 125.39.250.1

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