142.178.121 is a class C of IPs

Sample IPs from the class C 142.178.121

142.178.121.54	View precise location of 142.178.121.54 on the map!
142.178.121.222	View precise location of 142.178.121.222 on the map!
142.178.121.156	View precise location of 142.178.121.156 on the map!
142.178.121.121	View precise location of 142.178.121.121 on the map!
142.178.121.89	View precise location of 142.178.121.89 on the map!
142.178.121.198	View precise location of 142.178.121.198 on the map!
142.178.121.142	View precise location of 142.178.121.142 on the map!
142.178.121.69	View precise location of 142.178.121.69 on the map!
142.178.121.169	View precise location of 142.178.121.169 on the map!
142.178.121.230	View precise location of 142.178.121.230 on the map!
142.178.121.231	View precise location of 142.178.121.231 on the map!

10 Random IPs

186.36.239.132	Find precise map location of 186.36.239.132
219.255.52.76	Find precise map location of 219.255.52.76
59.86.241.152	Find precise map location of 59.86.241.152
68.189.66.235	Find precise map location of 68.189.66.235
82.152.211.44	Find precise map location of 82.152.211.44
230.232.122.40	Find precise map location of 230.232.122.40
114.103.20.218	Find precise map location of 114.103.20.218
235.174.174.171	Find precise map location of 235.174.174.171
64.139.104.16	Find precise map location of 64.139.104.16
195.37.163.197	Find precise map location of 195.37.163.197
61.201.9.97	Find precise map location of 61.201.9.97

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