56.75 is a class B of IPs

Sample IPs from the class B 56.75

56.75.95.133	View precise location of 56.75.95.133 on the map!
56.75.253.142	View precise location of 56.75.253.142 on the map!
56.75.248.101	View precise location of 56.75.248.101 on the map!
56.75.78.2	View precise location of 56.75.78.2 on the map!
56.75.35.17	View precise location of 56.75.35.17 on the map!
56.75.252.210	View precise location of 56.75.252.210 on the map!
56.75.217.157	View precise location of 56.75.217.157 on the map!
56.75.87.82	View precise location of 56.75.87.82 on the map!
56.75.104.154	View precise location of 56.75.104.154 on the map!
56.75.130.160	View precise location of 56.75.130.160 on the map!
56.75.57.139	View precise location of 56.75.57.139 on the map!

10 Random IPs

176.136.132.228	Find precise map location of 176.136.132.228
108.79.72.180	Find precise map location of 108.79.72.180
199.111.211.194	Find precise map location of 199.111.211.194
153.18.201.158	Find precise map location of 153.18.201.158
17.8.135.171	Find precise map location of 17.8.135.171
128.107.77.65	Find precise map location of 128.107.77.65
78.213.2.87	Find precise map location of 78.213.2.87
243.84.37.20	Find precise map location of 243.84.37.20
51.40.48.25	Find precise map location of 51.40.48.25
111.208.35.97	Find precise map location of 111.208.35.97
144.209.98.158	Find precise map location of 144.209.98.158

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