83.168.187 is a class C of IPs

Sample IPs from the class C 83.168.187

83.168.187.68	View precise location of 83.168.187.68 on the map!
83.168.187.78	View precise location of 83.168.187.78 on the map!
83.168.187.146	View precise location of 83.168.187.146 on the map!
83.168.187.159	View precise location of 83.168.187.159 on the map!
83.168.187.221	View precise location of 83.168.187.221 on the map!
83.168.187.98	View precise location of 83.168.187.98 on the map!
83.168.187.167	View precise location of 83.168.187.167 on the map!
83.168.187.12	View precise location of 83.168.187.12 on the map!
83.168.187.63	View precise location of 83.168.187.63 on the map!
83.168.187.99	View precise location of 83.168.187.99 on the map!
83.168.187.185	View precise location of 83.168.187.185 on the map!

10 Random IPs

205.244.196.22	Find precise map location of 205.244.196.22
206.230.38.253	Find precise map location of 206.230.38.253
231.129.73.22	Find precise map location of 231.129.73.22
161.239.173.177	Find precise map location of 161.239.173.177
212.204.49.112	Find precise map location of 212.204.49.112
231.34.63.59	Find precise map location of 231.34.63.59
14.161.119.149	Find precise map location of 14.161.119.149
222.128.180.169	Find precise map location of 222.128.180.169
19.39.148.86	Find precise map location of 19.39.148.86
119.10.63.242	Find precise map location of 119.10.63.242
209.75.24.46	Find precise map location of 209.75.24.46

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