28.77.173 is a class C of IPs

Sample IPs from the class C 28.77.173

28.77.173.228	View precise location of 28.77.173.228 on the map!
28.77.173.128	View precise location of 28.77.173.128 on the map!
28.77.173.72	View precise location of 28.77.173.72 on the map!
28.77.173.92	View precise location of 28.77.173.92 on the map!
28.77.173.240	View precise location of 28.77.173.240 on the map!
28.77.173.155	View precise location of 28.77.173.155 on the map!
28.77.173.235	View precise location of 28.77.173.235 on the map!
28.77.173.241	View precise location of 28.77.173.241 on the map!
28.77.173.52	View precise location of 28.77.173.52 on the map!
28.77.173.119	View precise location of 28.77.173.119 on the map!
28.77.173.231	View precise location of 28.77.173.231 on the map!

10 Random IPs

188.87.166.143	Find precise map location of 188.87.166.143
86.237.184.137	Find precise map location of 86.237.184.137
181.239.192.241	Find precise map location of 181.239.192.241
177.136.76.13	Find precise map location of 177.136.76.13
108.201.252.140	Find precise map location of 108.201.252.140
154.251.4.111	Find precise map location of 154.251.4.111
72.110.146.212	Find precise map location of 72.110.146.212
36.199.24.21	Find precise map location of 36.199.24.21
54.60.96.71	Find precise map location of 54.60.96.71
252.214.128.74	Find precise map location of 252.214.128.74
133.29.255.203	Find precise map location of 133.29.255.203

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