13.223.76 is a class C of IPs

Sample IPs from the class C 13.223.76

13.223.76.107	View precise location of 13.223.76.107 on the map!
13.223.76.32	View precise location of 13.223.76.32 on the map!
13.223.76.160	View precise location of 13.223.76.160 on the map!
13.223.76.93	View precise location of 13.223.76.93 on the map!
13.223.76.84	View precise location of 13.223.76.84 on the map!
13.223.76.209	View precise location of 13.223.76.209 on the map!
13.223.76.30	View precise location of 13.223.76.30 on the map!
13.223.76.119	View precise location of 13.223.76.119 on the map!
13.223.76.149	View precise location of 13.223.76.149 on the map!
13.223.76.20	View precise location of 13.223.76.20 on the map!
13.223.76.15	View precise location of 13.223.76.15 on the map!

10 Random IPs

231.209.113.146	Find precise map location of 231.209.113.146
168.23.234.153	Find precise map location of 168.23.234.153
182.161.7.165	Find precise map location of 182.161.7.165
192.89.174.90	Find precise map location of 192.89.174.90
143.62.56.237	Find precise map location of 143.62.56.237
109.237.64.97	Find precise map location of 109.237.64.97
187.223.174.182	Find precise map location of 187.223.174.182
214.116.48.37	Find precise map location of 214.116.48.37
210.140.198.123	Find precise map location of 210.140.198.123
117.151.10.246	Find precise map location of 117.151.10.246
158.5.218.116	Find precise map location of 158.5.218.116

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