144.197 is a class B of IPs

Sample IPs from the class B 144.197

144.197.122.37	View precise location of 144.197.122.37 on the map!
144.197.43.231	View precise location of 144.197.43.231 on the map!
144.197.68.126	View precise location of 144.197.68.126 on the map!
144.197.170.76	View precise location of 144.197.170.76 on the map!
144.197.63.147	View precise location of 144.197.63.147 on the map!
144.197.85.192	View precise location of 144.197.85.192 on the map!
144.197.79.118	View precise location of 144.197.79.118 on the map!
144.197.107.84	View precise location of 144.197.107.84 on the map!
144.197.244.55	View precise location of 144.197.244.55 on the map!
144.197.121.188	View precise location of 144.197.121.188 on the map!
144.197.28.82	View precise location of 144.197.28.82 on the map!

10 Random IPs

232.49.53.112	Find precise map location of 232.49.53.112
246.228.2.252	Find precise map location of 246.228.2.252
172.199.213.177	Find precise map location of 172.199.213.177
154.31.88.31	Find precise map location of 154.31.88.31
206.251.71.53	Find precise map location of 206.251.71.53
78.166.2.74	Find precise map location of 78.166.2.74
77.210.91.11	Find precise map location of 77.210.91.11
84.48.6.77	Find precise map location of 84.48.6.77
158.73.100.164	Find precise map location of 158.73.100.164
58.188.247.176	Find precise map location of 58.188.247.176
139.51.186.219	Find precise map location of 139.51.186.219

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