129.140.20 is a class C of IPs

Sample IPs from the class C 129.140.20

129.140.20.133	View precise location of 129.140.20.133 on the map!
129.140.20.132	View precise location of 129.140.20.132 on the map!
129.140.20.82	View precise location of 129.140.20.82 on the map!
129.140.20.181	View precise location of 129.140.20.181 on the map!
129.140.20.174	View precise location of 129.140.20.174 on the map!
129.140.20.64	View precise location of 129.140.20.64 on the map!
129.140.20.136	View precise location of 129.140.20.136 on the map!
129.140.20.5	View precise location of 129.140.20.5 on the map!
129.140.20.38	View precise location of 129.140.20.38 on the map!
129.140.20.137	View precise location of 129.140.20.137 on the map!
129.140.20.74	View precise location of 129.140.20.74 on the map!

10 Random IPs

216.170.30.6	Find precise map location of 216.170.30.6
85.250.249.215	Find precise map location of 85.250.249.215
25.36.121.123	Find precise map location of 25.36.121.123
88.21.50.145	Find precise map location of 88.21.50.145
204.215.250.148	Find precise map location of 204.215.250.148
85.182.116.248	Find precise map location of 85.182.116.248
3.181.128.126	Find precise map location of 3.181.128.126
125.172.207.219	Find precise map location of 125.172.207.219
112.56.241.232	Find precise map location of 112.56.241.232
93.166.130.238	Find precise map location of 93.166.130.238
215.2.164.105	Find precise map location of 215.2.164.105

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