51.83.11 is a class C of IPs

Sample IPs from the class C 51.83.11

51.83.11.97	View precise location of 51.83.11.97 on the map!
51.83.11.30	View precise location of 51.83.11.30 on the map!
51.83.11.45	View precise location of 51.83.11.45 on the map!
51.83.11.23	View precise location of 51.83.11.23 on the map!
51.83.11.57	View precise location of 51.83.11.57 on the map!
51.83.11.25	View precise location of 51.83.11.25 on the map!
51.83.11.206	View precise location of 51.83.11.206 on the map!
51.83.11.28	View precise location of 51.83.11.28 on the map!
51.83.11.197	View precise location of 51.83.11.197 on the map!
51.83.11.21	View precise location of 51.83.11.21 on the map!
51.83.11.94	View precise location of 51.83.11.94 on the map!

10 Random IPs

46.221.222.242	Find precise map location of 46.221.222.242
61.91.86.156	Find precise map location of 61.91.86.156
100.141.91.35	Find precise map location of 100.141.91.35
112.202.103.211	Find precise map location of 112.202.103.211
201.32.42.28	Find precise map location of 201.32.42.28
74.249.71.38	Find precise map location of 74.249.71.38
142.220.27.166	Find precise map location of 142.220.27.166
2.21.160.11	Find precise map location of 2.21.160.11
107.181.251.232	Find precise map location of 107.181.251.232
245.171.63.196	Find precise map location of 245.171.63.196
23.97.242.224	Find precise map location of 23.97.242.224

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