228.87.51 is a class C of IPs

Sample IPs from the class C 228.87.51

228.87.51.3	View precise location of 228.87.51.3 on the map!
228.87.51.48	View precise location of 228.87.51.48 on the map!
228.87.51.243	View precise location of 228.87.51.243 on the map!
228.87.51.163	View precise location of 228.87.51.163 on the map!
228.87.51.90	View precise location of 228.87.51.90 on the map!
228.87.51.123	View precise location of 228.87.51.123 on the map!
228.87.51.15	View precise location of 228.87.51.15 on the map!
228.87.51.133	View precise location of 228.87.51.133 on the map!
228.87.51.133	View precise location of 228.87.51.133 on the map!
228.87.51.56	View precise location of 228.87.51.56 on the map!
228.87.51.195	View precise location of 228.87.51.195 on the map!

10 Random IPs

32.233.197.14	Find precise map location of 32.233.197.14
74.230.148.220	Find precise map location of 74.230.148.220
183.216.41.210	Find precise map location of 183.216.41.210
224.71.79.109	Find precise map location of 224.71.79.109
220.41.243.7	Find precise map location of 220.41.243.7
4.239.54.65	Find precise map location of 4.239.54.65
226.31.190.27	Find precise map location of 226.31.190.27
110.81.230.70	Find precise map location of 110.81.230.70
70.206.192.30	Find precise map location of 70.206.192.30
181.255.114.18	Find precise map location of 181.255.114.18
124.14.31.104	Find precise map location of 124.14.31.104

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