137.40.129 is a class C of IPs

Sample IPs from the class C 137.40.129

137.40.129.20	View precise location of 137.40.129.20 on the map!
137.40.129.210	View precise location of 137.40.129.210 on the map!
137.40.129.33	View precise location of 137.40.129.33 on the map!
137.40.129.198	View precise location of 137.40.129.198 on the map!
137.40.129.167	View precise location of 137.40.129.167 on the map!
137.40.129.3	View precise location of 137.40.129.3 on the map!
137.40.129.94	View precise location of 137.40.129.94 on the map!
137.40.129.10	View precise location of 137.40.129.10 on the map!
137.40.129.24	View precise location of 137.40.129.24 on the map!
137.40.129.70	View precise location of 137.40.129.70 on the map!
137.40.129.3	View precise location of 137.40.129.3 on the map!

10 Random IPs

29.36.92.39	Find precise map location of 29.36.92.39
48.189.226.51	Find precise map location of 48.189.226.51
240.129.22.37	Find precise map location of 240.129.22.37
2.214.252.253	Find precise map location of 2.214.252.253
5.77.141.157	Find precise map location of 5.77.141.157
16.24.62.47	Find precise map location of 16.24.62.47
159.86.18.141	Find precise map location of 159.86.18.141
3.138.25.109	Find precise map location of 3.138.25.109
107.217.127.230	Find precise map location of 107.217.127.230
166.106.5.66	Find precise map location of 166.106.5.66
80.204.39.141	Find precise map location of 80.204.39.141

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