56.177.221 is a class C of IPs

Sample IPs from the class C 56.177.221

56.177.221.107	View precise location of 56.177.221.107 on the map!
56.177.221.206	View precise location of 56.177.221.206 on the map!
56.177.221.144	View precise location of 56.177.221.144 on the map!
56.177.221.9	View precise location of 56.177.221.9 on the map!
56.177.221.163	View precise location of 56.177.221.163 on the map!
56.177.221.214	View precise location of 56.177.221.214 on the map!
56.177.221.96	View precise location of 56.177.221.96 on the map!
56.177.221.183	View precise location of 56.177.221.183 on the map!
56.177.221.87	View precise location of 56.177.221.87 on the map!
56.177.221.201	View precise location of 56.177.221.201 on the map!
56.177.221.196	View precise location of 56.177.221.196 on the map!

10 Random IPs

132.120.4.195	Find precise map location of 132.120.4.195
165.68.244.174	Find precise map location of 165.68.244.174
169.104.166.188	Find precise map location of 169.104.166.188
237.147.57.103	Find precise map location of 237.147.57.103
133.148.104.163	Find precise map location of 133.148.104.163
72.17.217.196	Find precise map location of 72.17.217.196
195.240.146.117	Find precise map location of 195.240.146.117
27.248.156.71	Find precise map location of 27.248.156.71
253.46.253.17	Find precise map location of 253.46.253.17
157.121.82.151	Find precise map location of 157.121.82.151
222.223.239.14	Find precise map location of 222.223.239.14

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