31.97.21 is a class C of IPs

Sample IPs from the class C 31.97.21

31.97.21.224	View precise location of 31.97.21.224 on the map!
31.97.21.151	View precise location of 31.97.21.151 on the map!
31.97.21.86	View precise location of 31.97.21.86 on the map!
31.97.21.156	View precise location of 31.97.21.156 on the map!
31.97.21.82	View precise location of 31.97.21.82 on the map!
31.97.21.120	View precise location of 31.97.21.120 on the map!
31.97.21.186	View precise location of 31.97.21.186 on the map!
31.97.21.95	View precise location of 31.97.21.95 on the map!
31.97.21.175	View precise location of 31.97.21.175 on the map!
31.97.21.24	View precise location of 31.97.21.24 on the map!
31.97.21.153	View precise location of 31.97.21.153 on the map!

10 Random IPs

93.107.205.14	Find precise map location of 93.107.205.14
113.51.205.102	Find precise map location of 113.51.205.102
128.11.134.90	Find precise map location of 128.11.134.90
118.109.61.231	Find precise map location of 118.109.61.231
90.36.155.107	Find precise map location of 90.36.155.107
211.8.114.91	Find precise map location of 211.8.114.91
163.41.215.209	Find precise map location of 163.41.215.209
117.90.47.28	Find precise map location of 117.90.47.28
160.238.225.185	Find precise map location of 160.238.225.185
2.221.110.94	Find precise map location of 2.221.110.94
251.122.110.5	Find precise map location of 251.122.110.5

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