51.12.206 is a class C of IPs

Sample IPs from the class C 51.12.206

51.12.206.31	View precise location of 51.12.206.31 on the map!
51.12.206.193	View precise location of 51.12.206.193 on the map!
51.12.206.64	View precise location of 51.12.206.64 on the map!
51.12.206.74	View precise location of 51.12.206.74 on the map!
51.12.206.28	View precise location of 51.12.206.28 on the map!
51.12.206.78	View precise location of 51.12.206.78 on the map!
51.12.206.204	View precise location of 51.12.206.204 on the map!
51.12.206.121	View precise location of 51.12.206.121 on the map!
51.12.206.72	View precise location of 51.12.206.72 on the map!
51.12.206.106	View precise location of 51.12.206.106 on the map!
51.12.206.187	View precise location of 51.12.206.187 on the map!

10 Random IPs

73.181.119.53	Find precise map location of 73.181.119.53
115.215.243.241	Find precise map location of 115.215.243.241
22.83.57.135	Find precise map location of 22.83.57.135
52.111.87.183	Find precise map location of 52.111.87.183
217.124.56.61	Find precise map location of 217.124.56.61
200.94.51.237	Find precise map location of 200.94.51.237
161.57.19.110	Find precise map location of 161.57.19.110
206.81.212.210	Find precise map location of 206.81.212.210
130.226.11.250	Find precise map location of 130.226.11.250
78.77.22.129	Find precise map location of 78.77.22.129
82.51.72.255	Find precise map location of 82.51.72.255

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