100.240.121 is a class C of IPs

Sample IPs from the class C 100.240.121

100.240.121.108	View precise location of 100.240.121.108 on the map!
100.240.121.78	View precise location of 100.240.121.78 on the map!
100.240.121.93	View precise location of 100.240.121.93 on the map!
100.240.121.149	View precise location of 100.240.121.149 on the map!
100.240.121.233	View precise location of 100.240.121.233 on the map!
100.240.121.78	View precise location of 100.240.121.78 on the map!
100.240.121.47	View precise location of 100.240.121.47 on the map!
100.240.121.203	View precise location of 100.240.121.203 on the map!
100.240.121.57	View precise location of 100.240.121.57 on the map!
100.240.121.117	View precise location of 100.240.121.117 on the map!
100.240.121.224	View precise location of 100.240.121.224 on the map!

10 Random IPs

184.167.160.108	Find precise map location of 184.167.160.108
192.129.187.214	Find precise map location of 192.129.187.214
99.41.42.251	Find precise map location of 99.41.42.251
174.214.100.63	Find precise map location of 174.214.100.63
28.243.177.72	Find precise map location of 28.243.177.72
75.118.200.33	Find precise map location of 75.118.200.33
183.114.1.237	Find precise map location of 183.114.1.237
222.2.34.140	Find precise map location of 222.2.34.140
147.233.43.151	Find precise map location of 147.233.43.151
175.83.59.192	Find precise map location of 175.83.59.192
216.20.207.222	Find precise map location of 216.20.207.222

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