121.240.124 is a class C of IPs

Sample IPs from the class C 121.240.124

121.240.124.8	View precise location of 121.240.124.8 on the map!
121.240.124.165	View precise location of 121.240.124.165 on the map!
121.240.124.46	View precise location of 121.240.124.46 on the map!
121.240.124.30	View precise location of 121.240.124.30 on the map!
121.240.124.35	View precise location of 121.240.124.35 on the map!
121.240.124.220	View precise location of 121.240.124.220 on the map!
121.240.124.149	View precise location of 121.240.124.149 on the map!
121.240.124.101	View precise location of 121.240.124.101 on the map!
121.240.124.84	View precise location of 121.240.124.84 on the map!
121.240.124.163	View precise location of 121.240.124.163 on the map!
121.240.124.22	View precise location of 121.240.124.22 on the map!

10 Random IPs

204.204.153.163	Find precise map location of 204.204.153.163
12.128.194.35	Find precise map location of 12.128.194.35
74.85.227.117	Find precise map location of 74.85.227.117
145.22.147.14	Find precise map location of 145.22.147.14
148.51.56.162	Find precise map location of 148.51.56.162
7.123.138.174	Find precise map location of 7.123.138.174
90.22.136.131	Find precise map location of 90.22.136.131
202.87.12.18	Find precise map location of 202.87.12.18
200.75.113.149	Find precise map location of 200.75.113.149
249.179.205.252	Find precise map location of 249.179.205.252
228.11.16.199	Find precise map location of 228.11.16.199

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