49.121.143 is a class C of IPs

Sample IPs from the class C 49.121.143

49.121.143.162	View precise location of 49.121.143.162 on the map!
49.121.143.214	View precise location of 49.121.143.214 on the map!
49.121.143.176	View precise location of 49.121.143.176 on the map!
49.121.143.74	View precise location of 49.121.143.74 on the map!
49.121.143.203	View precise location of 49.121.143.203 on the map!
49.121.143.120	View precise location of 49.121.143.120 on the map!
49.121.143.177	View precise location of 49.121.143.177 on the map!
49.121.143.175	View precise location of 49.121.143.175 on the map!
49.121.143.211	View precise location of 49.121.143.211 on the map!
49.121.143.61	View precise location of 49.121.143.61 on the map!
49.121.143.254	View precise location of 49.121.143.254 on the map!

10 Random IPs

65.184.132.105	Find precise map location of 65.184.132.105
195.215.156.3	Find precise map location of 195.215.156.3
138.27.181.33	Find precise map location of 138.27.181.33
253.165.131.99	Find precise map location of 253.165.131.99
75.229.180.173	Find precise map location of 75.229.180.173
212.191.250.12	Find precise map location of 212.191.250.12
222.93.215.142	Find precise map location of 222.93.215.142
93.124.180.228	Find precise map location of 93.124.180.228
127.43.229.7	Find precise map location of 127.43.229.7
112.100.180.144	Find precise map location of 112.100.180.144
15.240.251.130	Find precise map location of 15.240.251.130

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