144.73.4 is a class C of IPs

Sample IPs from the class C 144.73.4

144.73.4.24	View precise location of 144.73.4.24 on the map!
144.73.4.189	View precise location of 144.73.4.189 on the map!
144.73.4.191	View precise location of 144.73.4.191 on the map!
144.73.4.206	View precise location of 144.73.4.206 on the map!
144.73.4.203	View precise location of 144.73.4.203 on the map!
144.73.4.141	View precise location of 144.73.4.141 on the map!
144.73.4.142	View precise location of 144.73.4.142 on the map!
144.73.4.184	View precise location of 144.73.4.184 on the map!
144.73.4.89	View precise location of 144.73.4.89 on the map!
144.73.4.208	View precise location of 144.73.4.208 on the map!
144.73.4.58	View precise location of 144.73.4.58 on the map!

10 Random IPs

138.61.235.236	Find precise map location of 138.61.235.236
71.249.152.57	Find precise map location of 71.249.152.57
119.186.24.199	Find precise map location of 119.186.24.199
11.79.214.217	Find precise map location of 11.79.214.217
90.162.168.118	Find precise map location of 90.162.168.118
117.241.128.190	Find precise map location of 117.241.128.190
218.233.61.212	Find precise map location of 218.233.61.212
132.231.215.71	Find precise map location of 132.231.215.71
187.108.34.189	Find precise map location of 187.108.34.189
249.101.65.198	Find precise map location of 249.101.65.198
68.82.4.15	Find precise map location of 68.82.4.15

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