28.40.99 is a class C of IPs

Sample IPs from the class C 28.40.99

28.40.99.169	View precise location of 28.40.99.169 on the map!
28.40.99.77	View precise location of 28.40.99.77 on the map!
28.40.99.144	View precise location of 28.40.99.144 on the map!
28.40.99.251	View precise location of 28.40.99.251 on the map!
28.40.99.151	View precise location of 28.40.99.151 on the map!
28.40.99.53	View precise location of 28.40.99.53 on the map!
28.40.99.156	View precise location of 28.40.99.156 on the map!
28.40.99.18	View precise location of 28.40.99.18 on the map!
28.40.99.133	View precise location of 28.40.99.133 on the map!
28.40.99.10	View precise location of 28.40.99.10 on the map!
28.40.99.188	View precise location of 28.40.99.188 on the map!

10 Random IPs

42.226.6.103	Find precise map location of 42.226.6.103
113.231.203.141	Find precise map location of 113.231.203.141
33.54.162.38	Find precise map location of 33.54.162.38
224.30.107.255	Find precise map location of 224.30.107.255
247.13.87.245	Find precise map location of 247.13.87.245
182.104.58.138	Find precise map location of 182.104.58.138
26.69.143.80	Find precise map location of 26.69.143.80
118.149.30.62	Find precise map location of 118.149.30.62
191.12.98.219	Find precise map location of 191.12.98.219
137.123.98.188	Find precise map location of 137.123.98.188
206.43.19.34	Find precise map location of 206.43.19.34

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