51.9.72 is a class C of IPs

Sample IPs from the class C 51.9.72

51.9.72.166	View precise location of 51.9.72.166 on the map!
51.9.72.213	View precise location of 51.9.72.213 on the map!
51.9.72.23	View precise location of 51.9.72.23 on the map!
51.9.72.8	View precise location of 51.9.72.8 on the map!
51.9.72.72	View precise location of 51.9.72.72 on the map!
51.9.72.42	View precise location of 51.9.72.42 on the map!
51.9.72.212	View precise location of 51.9.72.212 on the map!
51.9.72.58	View precise location of 51.9.72.58 on the map!
51.9.72.62	View precise location of 51.9.72.62 on the map!
51.9.72.144	View precise location of 51.9.72.144 on the map!
51.9.72.16	View precise location of 51.9.72.16 on the map!

10 Random IPs

229.180.224.46	Find precise map location of 229.180.224.46
123.176.49.168	Find precise map location of 123.176.49.168
30.13.119.233	Find precise map location of 30.13.119.233
199.46.166.94	Find precise map location of 199.46.166.94
202.119.67.74	Find precise map location of 202.119.67.74
237.222.48.39	Find precise map location of 237.222.48.39
63.83.155.41	Find precise map location of 63.83.155.41
46.114.245.122	Find precise map location of 46.114.245.122
32.173.107.240	Find precise map location of 32.173.107.240
30.239.76.16	Find precise map location of 30.239.76.16
5.49.228.203	Find precise map location of 5.49.228.203

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