143.72.107 is a class C of IPs

Sample IPs from the class C 143.72.107

143.72.107.196	View precise location of 143.72.107.196 on the map!
143.72.107.13	View precise location of 143.72.107.13 on the map!
143.72.107.155	View precise location of 143.72.107.155 on the map!
143.72.107.219	View precise location of 143.72.107.219 on the map!
143.72.107.113	View precise location of 143.72.107.113 on the map!
143.72.107.85	View precise location of 143.72.107.85 on the map!
143.72.107.42	View precise location of 143.72.107.42 on the map!
143.72.107.49	View precise location of 143.72.107.49 on the map!
143.72.107.44	View precise location of 143.72.107.44 on the map!
143.72.107.49	View precise location of 143.72.107.49 on the map!
143.72.107.4	View precise location of 143.72.107.4 on the map!

10 Random IPs

96.152.38.27	Find precise map location of 96.152.38.27
1.27.35.235	Find precise map location of 1.27.35.235
11.92.124.38	Find precise map location of 11.92.124.38
130.136.212.1	Find precise map location of 130.136.212.1
173.109.38.82	Find precise map location of 173.109.38.82
85.55.37.22	Find precise map location of 85.55.37.22
116.232.128.206	Find precise map location of 116.232.128.206
242.51.222.247	Find precise map location of 242.51.222.247
36.223.90.156	Find precise map location of 36.223.90.156
4.93.22.185	Find precise map location of 4.93.22.185
213.144.165.243	Find precise map location of 213.144.165.243

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