83.198.91 is a class C of IPs

Sample IPs from the class C 83.198.91

83.198.91.54	View precise location of 83.198.91.54 on the map!
83.198.91.41	View precise location of 83.198.91.41 on the map!
83.198.91.109	View precise location of 83.198.91.109 on the map!
83.198.91.101	View precise location of 83.198.91.101 on the map!
83.198.91.118	View precise location of 83.198.91.118 on the map!
83.198.91.135	View precise location of 83.198.91.135 on the map!
83.198.91.26	View precise location of 83.198.91.26 on the map!
83.198.91.211	View precise location of 83.198.91.211 on the map!
83.198.91.192	View precise location of 83.198.91.192 on the map!
83.198.91.191	View precise location of 83.198.91.191 on the map!
83.198.91.221	View precise location of 83.198.91.221 on the map!

10 Random IPs

212.185.203.41	Find precise map location of 212.185.203.41
191.81.203.80	Find precise map location of 191.81.203.80
231.57.166.33	Find precise map location of 231.57.166.33
169.130.77.148	Find precise map location of 169.130.77.148
24.121.21.82	Find precise map location of 24.121.21.82
83.235.3.5	Find precise map location of 83.235.3.5
148.89.200.33	Find precise map location of 148.89.200.33
125.31.38.171	Find precise map location of 125.31.38.171
255.224.176.165	Find precise map location of 255.224.176.165
175.212.245.113	Find precise map location of 175.212.245.113
184.66.106.129	Find precise map location of 184.66.106.129

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