140.121.144 is a class C of IPs

Sample IPs from the class C 140.121.144

140.121.144.254	View precise location of 140.121.144.254 on the map!
140.121.144.236	View precise location of 140.121.144.236 on the map!
140.121.144.36	View precise location of 140.121.144.36 on the map!
140.121.144.251	View precise location of 140.121.144.251 on the map!
140.121.144.113	View precise location of 140.121.144.113 on the map!
140.121.144.62	View precise location of 140.121.144.62 on the map!
140.121.144.118	View precise location of 140.121.144.118 on the map!
140.121.144.63	View precise location of 140.121.144.63 on the map!
140.121.144.60	View precise location of 140.121.144.60 on the map!
140.121.144.233	View precise location of 140.121.144.233 on the map!
140.121.144.134	View precise location of 140.121.144.134 on the map!

10 Random IPs

245.104.193.22	Find precise map location of 245.104.193.22
65.121.106.142	Find precise map location of 65.121.106.142
32.145.224.8	Find precise map location of 32.145.224.8
211.114.243.101	Find precise map location of 211.114.243.101
10.136.222.88	Find precise map location of 10.136.222.88
19.85.53.71	Find precise map location of 19.85.53.71
148.38.211.203	Find precise map location of 148.38.211.203
79.180.249.243	Find precise map location of 79.180.249.243
101.129.161.127	Find precise map location of 101.129.161.127
237.216.53.65	Find precise map location of 237.216.53.65
244.155.67.255	Find precise map location of 244.155.67.255

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