28.177.33 is a class C of IPs

Sample IPs from the class C 28.177.33

28.177.33.16	View precise location of 28.177.33.16 on the map!
28.177.33.64	View precise location of 28.177.33.64 on the map!
28.177.33.184	View precise location of 28.177.33.184 on the map!
28.177.33.248	View precise location of 28.177.33.248 on the map!
28.177.33.130	View precise location of 28.177.33.130 on the map!
28.177.33.156	View precise location of 28.177.33.156 on the map!
28.177.33.247	View precise location of 28.177.33.247 on the map!
28.177.33.210	View precise location of 28.177.33.210 on the map!
28.177.33.158	View precise location of 28.177.33.158 on the map!
28.177.33.61	View precise location of 28.177.33.61 on the map!
28.177.33.233	View precise location of 28.177.33.233 on the map!

10 Random IPs

45.159.47.25	Find precise map location of 45.159.47.25
164.232.219.29	Find precise map location of 164.232.219.29
208.66.241.192	Find precise map location of 208.66.241.192
211.12.88.54	Find precise map location of 211.12.88.54
104.19.15.16	Find precise map location of 104.19.15.16
203.226.212.44	Find precise map location of 203.226.212.44
37.157.77.166	Find precise map location of 37.157.77.166
104.173.101.23	Find precise map location of 104.173.101.23
245.115.41.255	Find precise map location of 245.115.41.255
20.120.197.13	Find precise map location of 20.120.197.13
244.31.96.45	Find precise map location of 244.31.96.45

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