223.136.31 is a class C of IPs

Sample IPs from the class C 223.136.31

223.136.31.28	View precise location of 223.136.31.28 on the map!
223.136.31.226	View precise location of 223.136.31.226 on the map!
223.136.31.143	View precise location of 223.136.31.143 on the map!
223.136.31.182	View precise location of 223.136.31.182 on the map!
223.136.31.245	View precise location of 223.136.31.245 on the map!
223.136.31.170	View precise location of 223.136.31.170 on the map!
223.136.31.35	View precise location of 223.136.31.35 on the map!
223.136.31.46	View precise location of 223.136.31.46 on the map!
223.136.31.118	View precise location of 223.136.31.118 on the map!
223.136.31.136	View precise location of 223.136.31.136 on the map!
223.136.31.135	View precise location of 223.136.31.135 on the map!

10 Random IPs

150.84.137.55	Find precise map location of 150.84.137.55
218.77.113.131	Find precise map location of 218.77.113.131
12.176.36.251	Find precise map location of 12.176.36.251
104.3.15.250	Find precise map location of 104.3.15.250
27.231.233.12	Find precise map location of 27.231.233.12
21.171.181.51	Find precise map location of 21.171.181.51
67.168.87.170	Find precise map location of 67.168.87.170
54.66.162.241	Find precise map location of 54.66.162.241
247.13.220.53	Find precise map location of 247.13.220.53
121.147.16.72	Find precise map location of 121.147.16.72
179.48.150.213	Find precise map location of 179.48.150.213

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