192.143.139 is a class C of IPs

Sample IPs from the class C 192.143.139

192.143.139.142	View precise location of 192.143.139.142 on the map!
192.143.139.136	View precise location of 192.143.139.136 on the map!
192.143.139.200	View precise location of 192.143.139.200 on the map!
192.143.139.230	View precise location of 192.143.139.230 on the map!
192.143.139.200	View precise location of 192.143.139.200 on the map!
192.143.139.42	View precise location of 192.143.139.42 on the map!
192.143.139.253	View precise location of 192.143.139.253 on the map!
192.143.139.172	View precise location of 192.143.139.172 on the map!
192.143.139.13	View precise location of 192.143.139.13 on the map!
192.143.139.56	View precise location of 192.143.139.56 on the map!
192.143.139.23	View precise location of 192.143.139.23 on the map!

10 Random IPs

28.242.245.170	Find precise map location of 28.242.245.170
230.203.176.45	Find precise map location of 230.203.176.45
133.182.216.165	Find precise map location of 133.182.216.165
236.123.77.69	Find precise map location of 236.123.77.69
193.186.99.192	Find precise map location of 193.186.99.192
211.117.215.208	Find precise map location of 211.117.215.208
249.14.38.126	Find precise map location of 249.14.38.126
211.33.95.10	Find precise map location of 211.33.95.10
66.130.18.251	Find precise map location of 66.130.18.251
46.17.152.141	Find precise map location of 46.17.152.141
119.6.78.219	Find precise map location of 119.6.78.219

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