116.83.143 is a class C of IPs

Sample IPs from the class C 116.83.143

116.83.143.17	View precise location of 116.83.143.17 on the map!
116.83.143.113	View precise location of 116.83.143.113 on the map!
116.83.143.191	View precise location of 116.83.143.191 on the map!
116.83.143.161	View precise location of 116.83.143.161 on the map!
116.83.143.52	View precise location of 116.83.143.52 on the map!
116.83.143.87	View precise location of 116.83.143.87 on the map!
116.83.143.6	View precise location of 116.83.143.6 on the map!
116.83.143.8	View precise location of 116.83.143.8 on the map!
116.83.143.90	View precise location of 116.83.143.90 on the map!
116.83.143.40	View precise location of 116.83.143.40 on the map!
116.83.143.174	View precise location of 116.83.143.174 on the map!

10 Random IPs

182.177.149.27	Find precise map location of 182.177.149.27
100.35.112.253	Find precise map location of 100.35.112.253
38.140.192.108	Find precise map location of 38.140.192.108
27.54.104.104	Find precise map location of 27.54.104.104
97.103.215.196	Find precise map location of 97.103.215.196
41.253.30.174	Find precise map location of 41.253.30.174
204.53.82.124	Find precise map location of 204.53.82.124
25.30.70.44	Find precise map location of 25.30.70.44
80.241.110.72	Find precise map location of 80.241.110.72
222.212.135.20	Find precise map location of 222.212.135.20
108.230.216.27	Find precise map location of 108.230.216.27

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