123.144.56 is a class C of IPs

Sample IPs from the class C 123.144.56

123.144.56.172	View precise location of 123.144.56.172 on the map!
123.144.56.216	View precise location of 123.144.56.216 on the map!
123.144.56.35	View precise location of 123.144.56.35 on the map!
123.144.56.128	View precise location of 123.144.56.128 on the map!
123.144.56.62	View precise location of 123.144.56.62 on the map!
123.144.56.244	View precise location of 123.144.56.244 on the map!
123.144.56.178	View precise location of 123.144.56.178 on the map!
123.144.56.36	View precise location of 123.144.56.36 on the map!
123.144.56.60	View precise location of 123.144.56.60 on the map!
123.144.56.111	View precise location of 123.144.56.111 on the map!
123.144.56.108	View precise location of 123.144.56.108 on the map!

10 Random IPs

203.173.126.100	Find precise map location of 203.173.126.100
26.219.6.118	Find precise map location of 26.219.6.118
33.233.97.222	Find precise map location of 33.233.97.222
229.111.152.183	Find precise map location of 229.111.152.183
218.212.194.20	Find precise map location of 218.212.194.20
63.182.120.115	Find precise map location of 63.182.120.115
177.163.240.88	Find precise map location of 177.163.240.88
92.151.103.240	Find precise map location of 92.151.103.240
164.75.73.145	Find precise map location of 164.75.73.145
73.69.180.207	Find precise map location of 73.69.180.207
217.243.247.46	Find precise map location of 217.243.247.46

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