72.140.143 is a class C of IPs

Sample IPs from the class C 72.140.143

72.140.143.188	View precise location of 72.140.143.188 on the map!
72.140.143.127	View precise location of 72.140.143.127 on the map!
72.140.143.18	View precise location of 72.140.143.18 on the map!
72.140.143.133	View precise location of 72.140.143.133 on the map!
72.140.143.43	View precise location of 72.140.143.43 on the map!
72.140.143.81	View precise location of 72.140.143.81 on the map!
72.140.143.96	View precise location of 72.140.143.96 on the map!
72.140.143.113	View precise location of 72.140.143.113 on the map!
72.140.143.66	View precise location of 72.140.143.66 on the map!
72.140.143.125	View precise location of 72.140.143.125 on the map!
72.140.143.10	View precise location of 72.140.143.10 on the map!

10 Random IPs

38.244.216.118	Find precise map location of 38.244.216.118
11.242.146.49	Find precise map location of 11.242.146.49
92.105.131.172	Find precise map location of 92.105.131.172
128.236.236.178	Find precise map location of 128.236.236.178
90.93.85.53	Find precise map location of 90.93.85.53
61.126.17.129	Find precise map location of 61.126.17.129
47.187.118.138	Find precise map location of 47.187.118.138
231.11.65.89	Find precise map location of 231.11.65.89
236.73.17.18	Find precise map location of 236.73.17.18
103.186.196.22	Find precise map location of 103.186.196.22
167.212.136.216	Find precise map location of 167.212.136.216

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