223.53.16 is a class C of IPs

Sample IPs from the class C 223.53.16

223.53.16.152	View precise location of 223.53.16.152 on the map!
223.53.16.67	View precise location of 223.53.16.67 on the map!
223.53.16.171	View precise location of 223.53.16.171 on the map!
223.53.16.134	View precise location of 223.53.16.134 on the map!
223.53.16.184	View precise location of 223.53.16.184 on the map!
223.53.16.241	View precise location of 223.53.16.241 on the map!
223.53.16.45	View precise location of 223.53.16.45 on the map!
223.53.16.227	View precise location of 223.53.16.227 on the map!
223.53.16.60	View precise location of 223.53.16.60 on the map!
223.53.16.11	View precise location of 223.53.16.11 on the map!
223.53.16.93	View precise location of 223.53.16.93 on the map!

10 Random IPs

109.52.10.7	Find precise map location of 109.52.10.7
179.51.177.220	Find precise map location of 179.51.177.220
39.215.139.240	Find precise map location of 39.215.139.240
217.209.167.123	Find precise map location of 217.209.167.123
141.230.236.31	Find precise map location of 141.230.236.31
54.175.166.51	Find precise map location of 54.175.166.51
164.129.117.195	Find precise map location of 164.129.117.195
112.243.194.239	Find precise map location of 112.243.194.239
151.113.40.189	Find precise map location of 151.113.40.189
60.180.217.198	Find precise map location of 60.180.217.198
103.37.20.171	Find precise map location of 103.37.20.171

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