49.21.83 is a class C of IPs

Sample IPs from the class C 49.21.83

49.21.83.51	View precise location of 49.21.83.51 on the map!
49.21.83.211	View precise location of 49.21.83.211 on the map!
49.21.83.71	View precise location of 49.21.83.71 on the map!
49.21.83.4	View precise location of 49.21.83.4 on the map!
49.21.83.170	View precise location of 49.21.83.170 on the map!
49.21.83.189	View precise location of 49.21.83.189 on the map!
49.21.83.105	View precise location of 49.21.83.105 on the map!
49.21.83.176	View precise location of 49.21.83.176 on the map!
49.21.83.187	View precise location of 49.21.83.187 on the map!
49.21.83.233	View precise location of 49.21.83.233 on the map!
49.21.83.147	View precise location of 49.21.83.147 on the map!

10 Random IPs

80.208.50.102	Find precise map location of 80.208.50.102
96.88.117.160	Find precise map location of 96.88.117.160
38.2.197.30	Find precise map location of 38.2.197.30
253.12.102.44	Find precise map location of 253.12.102.44
106.72.61.27	Find precise map location of 106.72.61.27
135.59.15.244	Find precise map location of 135.59.15.244
25.196.92.184	Find precise map location of 25.196.92.184
39.124.160.139	Find precise map location of 39.124.160.139
171.248.175.46	Find precise map location of 171.248.175.46
57.218.155.231	Find precise map location of 57.218.155.231
25.249.79.190	Find precise map location of 25.249.79.190

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