83.221.106 is a class C of IPs

Sample IPs from the class C 83.221.106

83.221.106.211	View precise location of 83.221.106.211 on the map!
83.221.106.230	View precise location of 83.221.106.230 on the map!
83.221.106.36	View precise location of 83.221.106.36 on the map!
83.221.106.57	View precise location of 83.221.106.57 on the map!
83.221.106.48	View precise location of 83.221.106.48 on the map!
83.221.106.45	View precise location of 83.221.106.45 on the map!
83.221.106.53	View precise location of 83.221.106.53 on the map!
83.221.106.220	View precise location of 83.221.106.220 on the map!
83.221.106.12	View precise location of 83.221.106.12 on the map!
83.221.106.196	View precise location of 83.221.106.196 on the map!
83.221.106.27	View precise location of 83.221.106.27 on the map!

10 Random IPs

113.64.53.98	Find precise map location of 113.64.53.98
121.118.41.43	Find precise map location of 121.118.41.43
8.130.229.142	Find precise map location of 8.130.229.142
233.23.238.156	Find precise map location of 233.23.238.156
189.58.115.241	Find precise map location of 189.58.115.241
62.139.171.191	Find precise map location of 62.139.171.191
250.98.250.113	Find precise map location of 250.98.250.113
79.48.239.50	Find precise map location of 79.48.239.50
183.207.42.205	Find precise map location of 183.207.42.205
16.190.38.214	Find precise map location of 16.190.38.214
122.4.16.177	Find precise map location of 122.4.16.177

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