121.90.68 is a class C of IPs

Sample IPs from the class C 121.90.68

121.90.68.167	View precise location of 121.90.68.167 on the map!
121.90.68.62	View precise location of 121.90.68.62 on the map!
121.90.68.75	View precise location of 121.90.68.75 on the map!
121.90.68.204	View precise location of 121.90.68.204 on the map!
121.90.68.169	View precise location of 121.90.68.169 on the map!
121.90.68.227	View precise location of 121.90.68.227 on the map!
121.90.68.95	View precise location of 121.90.68.95 on the map!
121.90.68.60	View precise location of 121.90.68.60 on the map!
121.90.68.205	View precise location of 121.90.68.205 on the map!
121.90.68.147	View precise location of 121.90.68.147 on the map!
121.90.68.175	View precise location of 121.90.68.175 on the map!

10 Random IPs

204.208.142.107	Find precise map location of 204.208.142.107
132.5.153.203	Find precise map location of 132.5.153.203
47.20.78.70	Find precise map location of 47.20.78.70
179.191.71.227	Find precise map location of 179.191.71.227
1.30.28.85	Find precise map location of 1.30.28.85
233.63.226.71	Find precise map location of 233.63.226.71
61.194.222.120	Find precise map location of 61.194.222.120
113.120.81.180	Find precise map location of 113.120.81.180
112.149.39.198	Find precise map location of 112.149.39.198
11.6.125.113	Find precise map location of 11.6.125.113
173.14.214.37	Find precise map location of 173.14.214.37

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