181.36.31 is a class C of IPs

Sample IPs from the class C 181.36.31

181.36.31.232	View precise location of 181.36.31.232 on the map!
181.36.31.222	View precise location of 181.36.31.222 on the map!
181.36.31.30	View precise location of 181.36.31.30 on the map!
181.36.31.230	View precise location of 181.36.31.230 on the map!
181.36.31.220	View precise location of 181.36.31.220 on the map!
181.36.31.81	View precise location of 181.36.31.81 on the map!
181.36.31.224	View precise location of 181.36.31.224 on the map!
181.36.31.167	View precise location of 181.36.31.167 on the map!
181.36.31.102	View precise location of 181.36.31.102 on the map!
181.36.31.82	View precise location of 181.36.31.82 on the map!
181.36.31.113	View precise location of 181.36.31.113 on the map!

10 Random IPs

220.87.47.153	Find precise map location of 220.87.47.153
222.158.112.3	Find precise map location of 222.158.112.3
38.233.28.179	Find precise map location of 38.233.28.179
127.145.16.36	Find precise map location of 127.145.16.36
221.216.233.31	Find precise map location of 221.216.233.31
194.251.96.77	Find precise map location of 194.251.96.77
126.43.123.72	Find precise map location of 126.43.123.72
224.222.216.131	Find precise map location of 224.222.216.131
193.119.127.65	Find precise map location of 193.119.127.65
81.209.125.176	Find precise map location of 81.209.125.176
139.30.158.103	Find precise map location of 139.30.158.103

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