51.39.233 is a class C of IPs

Sample IPs from the class C 51.39.233

51.39.233.202	View precise location of 51.39.233.202 on the map!
51.39.233.72	View precise location of 51.39.233.72 on the map!
51.39.233.60	View precise location of 51.39.233.60 on the map!
51.39.233.171	View precise location of 51.39.233.171 on the map!
51.39.233.253	View precise location of 51.39.233.253 on the map!
51.39.233.153	View precise location of 51.39.233.153 on the map!
51.39.233.162	View precise location of 51.39.233.162 on the map!
51.39.233.130	View precise location of 51.39.233.130 on the map!
51.39.233.168	View precise location of 51.39.233.168 on the map!
51.39.233.78	View precise location of 51.39.233.78 on the map!
51.39.233.64	View precise location of 51.39.233.64 on the map!

10 Random IPs

135.3.77.39	Find precise map location of 135.3.77.39
136.25.16.100	Find precise map location of 136.25.16.100
255.52.213.69	Find precise map location of 255.52.213.69
248.59.246.87	Find precise map location of 248.59.246.87
115.10.56.128	Find precise map location of 115.10.56.128
251.236.122.100	Find precise map location of 251.236.122.100
63.147.190.44	Find precise map location of 63.147.190.44
238.71.32.25	Find precise map location of 238.71.32.25
228.13.67.79	Find precise map location of 228.13.67.79
230.187.83.250	Find precise map location of 230.187.83.250
83.232.7.102	Find precise map location of 83.232.7.102

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