172.181.85 is a class C of IPs

Sample IPs from the class C 172.181.85

172.181.85.219	View precise location of 172.181.85.219 on the map!
172.181.85.239	View precise location of 172.181.85.239 on the map!
172.181.85.232	View precise location of 172.181.85.232 on the map!
172.181.85.76	View precise location of 172.181.85.76 on the map!
172.181.85.225	View precise location of 172.181.85.225 on the map!
172.181.85.153	View precise location of 172.181.85.153 on the map!
172.181.85.97	View precise location of 172.181.85.97 on the map!
172.181.85.137	View precise location of 172.181.85.137 on the map!
172.181.85.155	View precise location of 172.181.85.155 on the map!
172.181.85.130	View precise location of 172.181.85.130 on the map!
172.181.85.145	View precise location of 172.181.85.145 on the map!

10 Random IPs

27.114.193.239	Find precise map location of 27.114.193.239
58.247.231.177	Find precise map location of 58.247.231.177
197.230.142.244	Find precise map location of 197.230.142.244
17.28.213.173	Find precise map location of 17.28.213.173
51.72.49.52	Find precise map location of 51.72.49.52
13.163.107.73	Find precise map location of 13.163.107.73
13.170.81.86	Find precise map location of 13.170.81.86
183.173.73.12	Find precise map location of 183.173.73.12
99.129.2.209	Find precise map location of 99.129.2.209
76.124.11.22	Find precise map location of 76.124.11.22
115.166.254.242	Find precise map location of 115.166.254.242

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