81.223.116 is a class C of IPs

Sample IPs from the class C 81.223.116

81.223.116.174	View precise location of 81.223.116.174 on the map!
81.223.116.111	View precise location of 81.223.116.111 on the map!
81.223.116.158	View precise location of 81.223.116.158 on the map!
81.223.116.186	View precise location of 81.223.116.186 on the map!
81.223.116.139	View precise location of 81.223.116.139 on the map!
81.223.116.217	View precise location of 81.223.116.217 on the map!
81.223.116.217	View precise location of 81.223.116.217 on the map!
81.223.116.204	View precise location of 81.223.116.204 on the map!
81.223.116.214	View precise location of 81.223.116.214 on the map!
81.223.116.138	View precise location of 81.223.116.138 on the map!
81.223.116.53	View precise location of 81.223.116.53 on the map!

10 Random IPs

227.139.229.247	Find precise map location of 227.139.229.247
110.60.105.239	Find precise map location of 110.60.105.239
249.56.86.38	Find precise map location of 249.56.86.38
190.236.217.56	Find precise map location of 190.236.217.56
227.123.66.226	Find precise map location of 227.123.66.226
253.15.44.252	Find precise map location of 253.15.44.252
191.243.209.201	Find precise map location of 191.243.209.201
158.132.121.208	Find precise map location of 158.132.121.208
94.89.148.76	Find precise map location of 94.89.148.76
159.221.108.16	Find precise map location of 159.221.108.16
49.51.104.44	Find precise map location of 49.51.104.44

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