163.37.48 is a class C of IPs

Sample IPs from the class C 163.37.48

163.37.48.42	View precise location of 163.37.48.42 on the map!
163.37.48.216	View precise location of 163.37.48.216 on the map!
163.37.48.166	View precise location of 163.37.48.166 on the map!
163.37.48.193	View precise location of 163.37.48.193 on the map!
163.37.48.57	View precise location of 163.37.48.57 on the map!
163.37.48.124	View precise location of 163.37.48.124 on the map!
163.37.48.65	View precise location of 163.37.48.65 on the map!
163.37.48.131	View precise location of 163.37.48.131 on the map!
163.37.48.235	View precise location of 163.37.48.235 on the map!
163.37.48.163	View precise location of 163.37.48.163 on the map!
163.37.48.50	View precise location of 163.37.48.50 on the map!

10 Random IPs

121.222.146.247	Find precise map location of 121.222.146.247
184.10.201.249	Find precise map location of 184.10.201.249
46.163.47.201	Find precise map location of 46.163.47.201
201.36.151.97	Find precise map location of 201.36.151.97
108.128.81.65	Find precise map location of 108.128.81.65
9.76.69.1	Find precise map location of 9.76.69.1
79.152.137.177	Find precise map location of 79.152.137.177
151.40.183.229	Find precise map location of 151.40.183.229
71.63.167.191	Find precise map location of 71.63.167.191
37.187.101.203	Find precise map location of 37.187.101.203
136.131.26.61	Find precise map location of 136.131.26.61

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