255.143.223 is a class C of IPs

Sample IPs from the class C 255.143.223

255.143.223.204	View precise location of 255.143.223.204 on the map!
255.143.223.232	View precise location of 255.143.223.232 on the map!
255.143.223.13	View precise location of 255.143.223.13 on the map!
255.143.223.39	View precise location of 255.143.223.39 on the map!
255.143.223.130	View precise location of 255.143.223.130 on the map!
255.143.223.105	View precise location of 255.143.223.105 on the map!
255.143.223.64	View precise location of 255.143.223.64 on the map!
255.143.223.229	View precise location of 255.143.223.229 on the map!
255.143.223.43	View precise location of 255.143.223.43 on the map!
255.143.223.176	View precise location of 255.143.223.176 on the map!
255.143.223.123	View precise location of 255.143.223.123 on the map!

10 Random IPs

40.220.30.200	Find precise map location of 40.220.30.200
22.230.118.126	Find precise map location of 22.230.118.126
153.210.242.26	Find precise map location of 153.210.242.26
84.138.230.1	Find precise map location of 84.138.230.1
237.79.160.186	Find precise map location of 237.79.160.186
34.3.239.221	Find precise map location of 34.3.239.221
190.89.27.38	Find precise map location of 190.89.27.38
154.191.136.254	Find precise map location of 154.191.136.254
178.235.142.211	Find precise map location of 178.235.142.211
103.74.217.139	Find precise map location of 103.74.217.139
144.3.137.121	Find precise map location of 144.3.137.121

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