123.40.144 is a class C of IPs

Sample IPs from the class C 123.40.144

123.40.144.194	View precise location of 123.40.144.194 on the map!
123.40.144.8	View precise location of 123.40.144.8 on the map!
123.40.144.3	View precise location of 123.40.144.3 on the map!
123.40.144.91	View precise location of 123.40.144.91 on the map!
123.40.144.233	View precise location of 123.40.144.233 on the map!
123.40.144.78	View precise location of 123.40.144.78 on the map!
123.40.144.46	View precise location of 123.40.144.46 on the map!
123.40.144.63	View precise location of 123.40.144.63 on the map!
123.40.144.79	View precise location of 123.40.144.79 on the map!
123.40.144.111	View precise location of 123.40.144.111 on the map!
123.40.144.71	View precise location of 123.40.144.71 on the map!

10 Random IPs

178.208.170.96	Find precise map location of 178.208.170.96
1.253.48.158	Find precise map location of 1.253.48.158
88.68.98.216	Find precise map location of 88.68.98.216
27.235.185.233	Find precise map location of 27.235.185.233
245.173.199.33	Find precise map location of 245.173.199.33
85.240.121.253	Find precise map location of 85.240.121.253
111.187.208.15	Find precise map location of 111.187.208.15
59.92.122.189	Find precise map location of 59.92.122.189
251.206.85.178	Find precise map location of 251.206.85.178
35.100.109.117	Find precise map location of 35.100.109.117
88.112.183.125	Find precise map location of 88.112.183.125

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