21.85.51 is a class C of IPs

Sample IPs from the class C 21.85.51

21.85.51.173	View precise location of 21.85.51.173 on the map!
21.85.51.5	View precise location of 21.85.51.5 on the map!
21.85.51.122	View precise location of 21.85.51.122 on the map!
21.85.51.23	View precise location of 21.85.51.23 on the map!
21.85.51.83	View precise location of 21.85.51.83 on the map!
21.85.51.183	View precise location of 21.85.51.183 on the map!
21.85.51.47	View precise location of 21.85.51.47 on the map!
21.85.51.110	View precise location of 21.85.51.110 on the map!
21.85.51.86	View precise location of 21.85.51.86 on the map!
21.85.51.47	View precise location of 21.85.51.47 on the map!
21.85.51.91	View precise location of 21.85.51.91 on the map!

10 Random IPs

87.226.141.149	Find precise map location of 87.226.141.149
250.24.101.84	Find precise map location of 250.24.101.84
2.80.182.171	Find precise map location of 2.80.182.171
143.189.168.27	Find precise map location of 143.189.168.27
176.206.110.205	Find precise map location of 176.206.110.205
105.81.125.182	Find precise map location of 105.81.125.182
42.42.130.101	Find precise map location of 42.42.130.101
6.68.248.153	Find precise map location of 6.68.248.153
122.128.188.218	Find precise map location of 122.128.188.218
56.22.89.124	Find precise map location of 56.22.89.124
53.224.52.198	Find precise map location of 53.224.52.198

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