143.28.2 is a class C of IPs

Sample IPs from the class C 143.28.2

143.28.2.104	View precise location of 143.28.2.104 on the map!
143.28.2.12	View precise location of 143.28.2.12 on the map!
143.28.2.26	View precise location of 143.28.2.26 on the map!
143.28.2.3	View precise location of 143.28.2.3 on the map!
143.28.2.109	View precise location of 143.28.2.109 on the map!
143.28.2.116	View precise location of 143.28.2.116 on the map!
143.28.2.26	View precise location of 143.28.2.26 on the map!
143.28.2.230	View precise location of 143.28.2.230 on the map!
143.28.2.84	View precise location of 143.28.2.84 on the map!
143.28.2.27	View precise location of 143.28.2.27 on the map!
143.28.2.207	View precise location of 143.28.2.207 on the map!

10 Random IPs

20.88.40.152	Find precise map location of 20.88.40.152
179.240.100.105	Find precise map location of 179.240.100.105
197.72.87.69	Find precise map location of 197.72.87.69
43.227.158.116	Find precise map location of 43.227.158.116
231.12.39.76	Find precise map location of 231.12.39.76
24.71.40.180	Find precise map location of 24.71.40.180
25.178.137.26	Find precise map location of 25.178.137.26
244.208.15.140	Find precise map location of 244.208.15.140
27.23.185.173	Find precise map location of 27.23.185.173
57.72.246.207	Find precise map location of 57.72.246.207
212.21.74.86	Find precise map location of 212.21.74.86

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