21.54.1 is a class C of IPs

Sample IPs from the class C 21.54.1

21.54.1.112	View precise location of 21.54.1.112 on the map!
21.54.1.59	View precise location of 21.54.1.59 on the map!
21.54.1.56	View precise location of 21.54.1.56 on the map!
21.54.1.28	View precise location of 21.54.1.28 on the map!
21.54.1.166	View precise location of 21.54.1.166 on the map!
21.54.1.107	View precise location of 21.54.1.107 on the map!
21.54.1.120	View precise location of 21.54.1.120 on the map!
21.54.1.173	View precise location of 21.54.1.173 on the map!
21.54.1.61	View precise location of 21.54.1.61 on the map!
21.54.1.159	View precise location of 21.54.1.159 on the map!
21.54.1.118	View precise location of 21.54.1.118 on the map!

10 Random IPs

67.213.55.215	Find precise map location of 67.213.55.215
204.60.197.33	Find precise map location of 204.60.197.33
67.69.150.225	Find precise map location of 67.69.150.225
174.107.29.233	Find precise map location of 174.107.29.233
131.131.204.140	Find precise map location of 131.131.204.140
12.238.7.23	Find precise map location of 12.238.7.23
138.177.5.1	Find precise map location of 138.177.5.1
74.6.23.163	Find precise map location of 74.6.23.163
56.49.17.179	Find precise map location of 56.49.17.179
85.53.154.106	Find precise map location of 85.53.154.106
5.97.216.205	Find precise map location of 5.97.216.205

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