139.129.152 is a class C of IPs

Sample IPs from the class C 139.129.152

139.129.152.94	View precise location of 139.129.152.94 on the map!
139.129.152.238	View precise location of 139.129.152.238 on the map!
139.129.152.21	View precise location of 139.129.152.21 on the map!
139.129.152.111	View precise location of 139.129.152.111 on the map!
139.129.152.48	View precise location of 139.129.152.48 on the map!
139.129.152.14	View precise location of 139.129.152.14 on the map!
139.129.152.40	View precise location of 139.129.152.40 on the map!
139.129.152.51	View precise location of 139.129.152.51 on the map!
139.129.152.76	View precise location of 139.129.152.76 on the map!
139.129.152.17	View precise location of 139.129.152.17 on the map!
139.129.152.18	View precise location of 139.129.152.18 on the map!

10 Random IPs

26.27.35.218	Find precise map location of 26.27.35.218
97.85.208.95	Find precise map location of 97.85.208.95
217.125.139.77	Find precise map location of 217.125.139.77
237.199.75.254	Find precise map location of 237.199.75.254
52.223.36.121	Find precise map location of 52.223.36.121
25.41.15.225	Find precise map location of 25.41.15.225
161.93.210.168	Find precise map location of 161.93.210.168
96.145.72.161	Find precise map location of 96.145.72.161
155.187.40.10	Find precise map location of 155.187.40.10
187.171.159.18	Find precise map location of 187.171.159.18
229.21.4.68	Find precise map location of 229.21.4.68

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