123.51.53 is a class C of IPs

Sample IPs from the class C 123.51.53

123.51.53.66	View precise location of 123.51.53.66 on the map!
123.51.53.39	View precise location of 123.51.53.39 on the map!
123.51.53.123	View precise location of 123.51.53.123 on the map!
123.51.53.148	View precise location of 123.51.53.148 on the map!
123.51.53.70	View precise location of 123.51.53.70 on the map!
123.51.53.52	View precise location of 123.51.53.52 on the map!
123.51.53.54	View precise location of 123.51.53.54 on the map!
123.51.53.125	View precise location of 123.51.53.125 on the map!
123.51.53.240	View precise location of 123.51.53.240 on the map!
123.51.53.3	View precise location of 123.51.53.3 on the map!
123.51.53.87	View precise location of 123.51.53.87 on the map!

10 Random IPs

153.164.2.26	Find precise map location of 153.164.2.26
19.84.126.50	Find precise map location of 19.84.126.50
5.250.226.247	Find precise map location of 5.250.226.247
3.73.77.79	Find precise map location of 3.73.77.79
148.147.240.167	Find precise map location of 148.147.240.167
159.86.14.140	Find precise map location of 159.86.14.140
140.11.113.230	Find precise map location of 140.11.113.230
111.58.37.195	Find precise map location of 111.58.37.195
25.121.143.146	Find precise map location of 25.121.143.146
111.177.54.220	Find precise map location of 111.177.54.220
59.73.34.188	Find precise map location of 59.73.34.188

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