18.243.56 is a class C of IPs

Sample IPs from the class C 18.243.56

18.243.56.179	View precise location of 18.243.56.179 on the map!
18.243.56.1	View precise location of 18.243.56.1 on the map!
18.243.56.210	View precise location of 18.243.56.210 on the map!
18.243.56.202	View precise location of 18.243.56.202 on the map!
18.243.56.60	View precise location of 18.243.56.60 on the map!
18.243.56.131	View precise location of 18.243.56.131 on the map!
18.243.56.254	View precise location of 18.243.56.254 on the map!
18.243.56.6	View precise location of 18.243.56.6 on the map!
18.243.56.147	View precise location of 18.243.56.147 on the map!
18.243.56.184	View precise location of 18.243.56.184 on the map!
18.243.56.68	View precise location of 18.243.56.68 on the map!

10 Random IPs

122.6.133.38	Find precise map location of 122.6.133.38
215.144.189.247	Find precise map location of 215.144.189.247
145.223.246.238	Find precise map location of 145.223.246.238
69.219.253.146	Find precise map location of 69.219.253.146
218.194.204.153	Find precise map location of 218.194.204.153
168.229.38.93	Find precise map location of 168.229.38.93
187.2.49.71	Find precise map location of 187.2.49.71
232.170.148.98	Find precise map location of 232.170.148.98
148.106.236.10	Find precise map location of 148.106.236.10
252.208.171.210	Find precise map location of 252.208.171.210
130.62.113.173	Find precise map location of 130.62.113.173

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