228.81.52 is a class C of IPs

Sample IPs from the class C 228.81.52

228.81.52.208	View precise location of 228.81.52.208 on the map!
228.81.52.179	View precise location of 228.81.52.179 on the map!
228.81.52.247	View precise location of 228.81.52.247 on the map!
228.81.52.205	View precise location of 228.81.52.205 on the map!
228.81.52.223	View precise location of 228.81.52.223 on the map!
228.81.52.101	View precise location of 228.81.52.101 on the map!
228.81.52.180	View precise location of 228.81.52.180 on the map!
228.81.52.199	View precise location of 228.81.52.199 on the map!
228.81.52.243	View precise location of 228.81.52.243 on the map!
228.81.52.66	View precise location of 228.81.52.66 on the map!
228.81.52.169	View precise location of 228.81.52.169 on the map!

10 Random IPs

77.152.215.220	Find precise map location of 77.152.215.220
92.48.144.166	Find precise map location of 92.48.144.166
251.157.116.142	Find precise map location of 251.157.116.142
27.129.242.22	Find precise map location of 27.129.242.22
50.59.47.186	Find precise map location of 50.59.47.186
202.77.17.140	Find precise map location of 202.77.17.140
123.170.54.250	Find precise map location of 123.170.54.250
103.169.4.205	Find precise map location of 103.169.4.205
175.218.162.11	Find precise map location of 175.218.162.11
203.248.59.76	Find precise map location of 203.248.59.76
44.44.204.200	Find precise map location of 44.44.204.200

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