143.228.89 is a class C of IPs

Sample IPs from the class C 143.228.89

143.228.89.228	View precise location of 143.228.89.228 on the map!
143.228.89.204	View precise location of 143.228.89.204 on the map!
143.228.89.251	View precise location of 143.228.89.251 on the map!
143.228.89.250	View precise location of 143.228.89.250 on the map!
143.228.89.118	View precise location of 143.228.89.118 on the map!
143.228.89.232	View precise location of 143.228.89.232 on the map!
143.228.89.13	View precise location of 143.228.89.13 on the map!
143.228.89.90	View precise location of 143.228.89.90 on the map!
143.228.89.102	View precise location of 143.228.89.102 on the map!
143.228.89.238	View precise location of 143.228.89.238 on the map!
143.228.89.254	View precise location of 143.228.89.254 on the map!

10 Random IPs

216.151.242.136	Find precise map location of 216.151.242.136
72.68.166.223	Find precise map location of 72.68.166.223
213.194.13.4	Find precise map location of 213.194.13.4
247.16.135.203	Find precise map location of 247.16.135.203
11.234.175.38	Find precise map location of 11.234.175.38
69.67.254.148	Find precise map location of 69.67.254.148
125.16.116.130	Find precise map location of 125.16.116.130
123.215.114.32	Find precise map location of 123.215.114.32
189.61.145.85	Find precise map location of 189.61.145.85
220.233.36.7	Find precise map location of 220.233.36.7
237.230.107.181	Find precise map location of 237.230.107.181

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