163.72.78 is a class C of IPs

Sample IPs from the class C 163.72.78

163.72.78.160	View precise location of 163.72.78.160 on the map!
163.72.78.248	View precise location of 163.72.78.248 on the map!
163.72.78.20	View precise location of 163.72.78.20 on the map!
163.72.78.173	View precise location of 163.72.78.173 on the map!
163.72.78.67	View precise location of 163.72.78.67 on the map!
163.72.78.202	View precise location of 163.72.78.202 on the map!
163.72.78.40	View precise location of 163.72.78.40 on the map!
163.72.78.164	View precise location of 163.72.78.164 on the map!
163.72.78.106	View precise location of 163.72.78.106 on the map!
163.72.78.217	View precise location of 163.72.78.217 on the map!
163.72.78.238	View precise location of 163.72.78.238 on the map!

10 Random IPs

74.58.65.76	Find precise map location of 74.58.65.76
160.147.120.42	Find precise map location of 160.147.120.42
88.229.32.223	Find precise map location of 88.229.32.223
31.51.215.154	Find precise map location of 31.51.215.154
45.250.185.111	Find precise map location of 45.250.185.111
114.162.80.68	Find precise map location of 114.162.80.68
4.162.194.162	Find precise map location of 4.162.194.162
206.248.221.248	Find precise map location of 206.248.221.248
48.238.21.95	Find precise map location of 48.238.21.95
112.185.120.16	Find precise map location of 112.185.120.16
191.49.241.12	Find precise map location of 191.49.241.12

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